Recorded merge of revisions 81029 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
........
r81029 | antoine.pitrou | 2010-05-09 16:46:46 +0200 (dim., 09 mai 2010) | 3 lines
Untabify C files. Will watch buildbots.
........
diff --git a/Modules/itertoolsmodule.c b/Modules/itertoolsmodule.c
index 5f1b167..91b482d 100644
--- a/Modules/itertoolsmodule.c
+++ b/Modules/itertoolsmodule.c
@@ -2,7 +2,7 @@
#include "Python.h"
#include "structmember.h"
-/* Itertools module written and maintained
+/* Itertools module written and maintained
by Raymond D. Hettinger <python@rcn.com>
Copyright (c) 2003 Python Software Foundation.
All rights reserved.
@@ -12,12 +12,12 @@
/* groupby object ***********************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *it;
- PyObject *keyfunc;
- PyObject *tgtkey;
- PyObject *currkey;
- PyObject *currvalue;
+ PyObject_HEAD
+ PyObject *it;
+ PyObject *keyfunc;
+ PyObject *tgtkey;
+ PyObject *currkey;
+ PyObject *currvalue;
} groupbyobject;
static PyTypeObject groupby_type;
@@ -26,112 +26,112 @@
static PyObject *
groupby_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- static char *kwargs[] = {"iterable", "key", NULL};
- groupbyobject *gbo;
- PyObject *it, *keyfunc = Py_None;
-
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:groupby", kwargs,
- &it, &keyfunc))
- return NULL;
+ static char *kwargs[] = {"iterable", "key", NULL};
+ groupbyobject *gbo;
+ PyObject *it, *keyfunc = Py_None;
- gbo = (groupbyobject *)type->tp_alloc(type, 0);
- if (gbo == NULL)
- return NULL;
- gbo->tgtkey = NULL;
- gbo->currkey = NULL;
- gbo->currvalue = NULL;
- gbo->keyfunc = keyfunc;
- Py_INCREF(keyfunc);
- gbo->it = PyObject_GetIter(it);
- if (gbo->it == NULL) {
- Py_DECREF(gbo);
- return NULL;
- }
- return (PyObject *)gbo;
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:groupby", kwargs,
+ &it, &keyfunc))
+ return NULL;
+
+ gbo = (groupbyobject *)type->tp_alloc(type, 0);
+ if (gbo == NULL)
+ return NULL;
+ gbo->tgtkey = NULL;
+ gbo->currkey = NULL;
+ gbo->currvalue = NULL;
+ gbo->keyfunc = keyfunc;
+ Py_INCREF(keyfunc);
+ gbo->it = PyObject_GetIter(it);
+ if (gbo->it == NULL) {
+ Py_DECREF(gbo);
+ return NULL;
+ }
+ return (PyObject *)gbo;
}
static void
groupby_dealloc(groupbyobject *gbo)
{
- PyObject_GC_UnTrack(gbo);
- Py_XDECREF(gbo->it);
- Py_XDECREF(gbo->keyfunc);
- Py_XDECREF(gbo->tgtkey);
- Py_XDECREF(gbo->currkey);
- Py_XDECREF(gbo->currvalue);
- Py_TYPE(gbo)->tp_free(gbo);
+ PyObject_GC_UnTrack(gbo);
+ Py_XDECREF(gbo->it);
+ Py_XDECREF(gbo->keyfunc);
+ Py_XDECREF(gbo->tgtkey);
+ Py_XDECREF(gbo->currkey);
+ Py_XDECREF(gbo->currvalue);
+ Py_TYPE(gbo)->tp_free(gbo);
}
static int
groupby_traverse(groupbyobject *gbo, visitproc visit, void *arg)
{
- Py_VISIT(gbo->it);
- Py_VISIT(gbo->keyfunc);
- Py_VISIT(gbo->tgtkey);
- Py_VISIT(gbo->currkey);
- Py_VISIT(gbo->currvalue);
- return 0;
+ Py_VISIT(gbo->it);
+ Py_VISIT(gbo->keyfunc);
+ Py_VISIT(gbo->tgtkey);
+ Py_VISIT(gbo->currkey);
+ Py_VISIT(gbo->currvalue);
+ return 0;
}
static PyObject *
groupby_next(groupbyobject *gbo)
{
- PyObject *newvalue, *newkey, *r, *grouper, *tmp;
+ PyObject *newvalue, *newkey, *r, *grouper, *tmp;
- /* skip to next iteration group */
- for (;;) {
- if (gbo->currkey == NULL)
- /* pass */;
- else if (gbo->tgtkey == NULL)
- break;
- else {
- int rcmp;
+ /* skip to next iteration group */
+ for (;;) {
+ if (gbo->currkey == NULL)
+ /* pass */;
+ else if (gbo->tgtkey == NULL)
+ break;
+ else {
+ int rcmp;
- rcmp = PyObject_RichCompareBool(gbo->tgtkey,
- gbo->currkey, Py_EQ);
- if (rcmp == -1)
- return NULL;
- else if (rcmp == 0)
- break;
- }
+ rcmp = PyObject_RichCompareBool(gbo->tgtkey,
+ gbo->currkey, Py_EQ);
+ if (rcmp == -1)
+ return NULL;
+ else if (rcmp == 0)
+ break;
+ }
- newvalue = PyIter_Next(gbo->it);
- if (newvalue == NULL)
- return NULL;
+ newvalue = PyIter_Next(gbo->it);
+ if (newvalue == NULL)
+ return NULL;
- if (gbo->keyfunc == Py_None) {
- newkey = newvalue;
- Py_INCREF(newvalue);
- } else {
- newkey = PyObject_CallFunctionObjArgs(gbo->keyfunc,
- newvalue, NULL);
- if (newkey == NULL) {
- Py_DECREF(newvalue);
- return NULL;
- }
- }
+ if (gbo->keyfunc == Py_None) {
+ newkey = newvalue;
+ Py_INCREF(newvalue);
+ } else {
+ newkey = PyObject_CallFunctionObjArgs(gbo->keyfunc,
+ newvalue, NULL);
+ if (newkey == NULL) {
+ Py_DECREF(newvalue);
+ return NULL;
+ }
+ }
- tmp = gbo->currkey;
- gbo->currkey = newkey;
- Py_XDECREF(tmp);
+ tmp = gbo->currkey;
+ gbo->currkey = newkey;
+ Py_XDECREF(tmp);
- tmp = gbo->currvalue;
- gbo->currvalue = newvalue;
- Py_XDECREF(tmp);
- }
+ tmp = gbo->currvalue;
+ gbo->currvalue = newvalue;
+ Py_XDECREF(tmp);
+ }
- Py_INCREF(gbo->currkey);
- tmp = gbo->tgtkey;
- gbo->tgtkey = gbo->currkey;
- Py_XDECREF(tmp);
+ Py_INCREF(gbo->currkey);
+ tmp = gbo->tgtkey;
+ gbo->tgtkey = gbo->currkey;
+ Py_XDECREF(tmp);
- grouper = _grouper_create(gbo, gbo->tgtkey);
- if (grouper == NULL)
- return NULL;
+ grouper = _grouper_create(gbo, gbo->tgtkey);
+ if (grouper == NULL)
+ return NULL;
- r = PyTuple_Pack(2, gbo->currkey, grouper);
- Py_DECREF(grouper);
- return r;
+ r = PyTuple_Pack(2, gbo->currkey, grouper);
+ Py_DECREF(grouper);
+ return r;
}
PyDoc_STRVAR(groupby_doc,
@@ -139,56 +139,56 @@
(key, sub-iterator) grouped by each value of key(value).\n");
static PyTypeObject groupby_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.groupby", /* tp_name */
- sizeof(groupbyobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)groupby_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- groupby_doc, /* tp_doc */
- (traverseproc)groupby_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)groupby_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- groupby_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.groupby", /* tp_name */
+ sizeof(groupbyobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)groupby_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ groupby_doc, /* tp_doc */
+ (traverseproc)groupby_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)groupby_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ groupby_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* _grouper object (internal) ************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *parent;
- PyObject *tgtkey;
+ PyObject_HEAD
+ PyObject *parent;
+ PyObject *tgtkey;
} _grouperobject;
static PyTypeObject _grouper_type;
@@ -196,129 +196,129 @@
static PyObject *
_grouper_create(groupbyobject *parent, PyObject *tgtkey)
{
- _grouperobject *igo;
+ _grouperobject *igo;
- igo = PyObject_GC_New(_grouperobject, &_grouper_type);
- if (igo == NULL)
- return NULL;
- igo->parent = (PyObject *)parent;
- Py_INCREF(parent);
- igo->tgtkey = tgtkey;
- Py_INCREF(tgtkey);
+ igo = PyObject_GC_New(_grouperobject, &_grouper_type);
+ if (igo == NULL)
+ return NULL;
+ igo->parent = (PyObject *)parent;
+ Py_INCREF(parent);
+ igo->tgtkey = tgtkey;
+ Py_INCREF(tgtkey);
- PyObject_GC_Track(igo);
- return (PyObject *)igo;
+ PyObject_GC_Track(igo);
+ return (PyObject *)igo;
}
static void
_grouper_dealloc(_grouperobject *igo)
{
- PyObject_GC_UnTrack(igo);
- Py_DECREF(igo->parent);
- Py_DECREF(igo->tgtkey);
- PyObject_GC_Del(igo);
+ PyObject_GC_UnTrack(igo);
+ Py_DECREF(igo->parent);
+ Py_DECREF(igo->tgtkey);
+ PyObject_GC_Del(igo);
}
static int
_grouper_traverse(_grouperobject *igo, visitproc visit, void *arg)
{
- Py_VISIT(igo->parent);
- Py_VISIT(igo->tgtkey);
- return 0;
+ Py_VISIT(igo->parent);
+ Py_VISIT(igo->tgtkey);
+ return 0;
}
static PyObject *
_grouper_next(_grouperobject *igo)
{
- groupbyobject *gbo = (groupbyobject *)igo->parent;
- PyObject *newvalue, *newkey, *r;
- int rcmp;
+ groupbyobject *gbo = (groupbyobject *)igo->parent;
+ PyObject *newvalue, *newkey, *r;
+ int rcmp;
- if (gbo->currvalue == NULL) {
- newvalue = PyIter_Next(gbo->it);
- if (newvalue == NULL)
- return NULL;
+ if (gbo->currvalue == NULL) {
+ newvalue = PyIter_Next(gbo->it);
+ if (newvalue == NULL)
+ return NULL;
- if (gbo->keyfunc == Py_None) {
- newkey = newvalue;
- Py_INCREF(newvalue);
- } else {
- newkey = PyObject_CallFunctionObjArgs(gbo->keyfunc,
- newvalue, NULL);
- if (newkey == NULL) {
- Py_DECREF(newvalue);
- return NULL;
- }
- }
+ if (gbo->keyfunc == Py_None) {
+ newkey = newvalue;
+ Py_INCREF(newvalue);
+ } else {
+ newkey = PyObject_CallFunctionObjArgs(gbo->keyfunc,
+ newvalue, NULL);
+ if (newkey == NULL) {
+ Py_DECREF(newvalue);
+ return NULL;
+ }
+ }
- assert(gbo->currkey == NULL);
- gbo->currkey = newkey;
- gbo->currvalue = newvalue;
- }
+ assert(gbo->currkey == NULL);
+ gbo->currkey = newkey;
+ gbo->currvalue = newvalue;
+ }
- assert(gbo->currkey != NULL);
- rcmp = PyObject_RichCompareBool(igo->tgtkey, gbo->currkey, Py_EQ);
- if (rcmp <= 0)
- /* got any error or current group is end */
- return NULL;
+ assert(gbo->currkey != NULL);
+ rcmp = PyObject_RichCompareBool(igo->tgtkey, gbo->currkey, Py_EQ);
+ if (rcmp <= 0)
+ /* got any error or current group is end */
+ return NULL;
- r = gbo->currvalue;
- gbo->currvalue = NULL;
- Py_CLEAR(gbo->currkey);
+ r = gbo->currvalue;
+ gbo->currvalue = NULL;
+ Py_CLEAR(gbo->currkey);
- return r;
+ return r;
}
static PyTypeObject _grouper_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools._grouper", /* tp_name */
- sizeof(_grouperobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)_grouper_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
- 0, /* tp_doc */
- (traverseproc)_grouper_traverse,/* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)_grouper_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- 0, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools._grouper", /* tp_name */
+ sizeof(_grouperobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)_grouper_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
+ 0, /* tp_doc */
+ (traverseproc)_grouper_traverse,/* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)_grouper_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ 0, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
-
+
/* tee object and with supporting function and objects ***************/
/* The teedataobject pre-allocates space for LINKCELLS number of objects.
To help the object fit neatly inside cache lines (space for 16 to 32
- pointers), the value should be a multiple of 16 minus space for
+ pointers), the value should be a multiple of 16 minus space for
the other structure members including PyHEAD overhead. The larger the
value, the less memory overhead per object and the less time spent
allocating/deallocating new links. The smaller the number, the less
@@ -327,18 +327,18 @@
#define LINKCELLS 57
typedef struct {
- PyObject_HEAD
- PyObject *it;
- int numread;
- PyObject *nextlink;
- PyObject *(values[LINKCELLS]);
+ PyObject_HEAD
+ PyObject *it;
+ int numread;
+ PyObject *nextlink;
+ PyObject *(values[LINKCELLS]);
} teedataobject;
typedef struct {
- PyObject_HEAD
- teedataobject *dataobj;
- int index;
- PyObject *weakreflist;
+ PyObject_HEAD
+ teedataobject *dataobj;
+ int index;
+ PyObject *weakreflist;
} teeobject;
static PyTypeObject teedataobject_type;
@@ -346,123 +346,123 @@
static PyObject *
teedataobject_new(PyObject *it)
{
- teedataobject *tdo;
+ teedataobject *tdo;
- tdo = PyObject_GC_New(teedataobject, &teedataobject_type);
- if (tdo == NULL)
- return NULL;
+ tdo = PyObject_GC_New(teedataobject, &teedataobject_type);
+ if (tdo == NULL)
+ return NULL;
- tdo->numread = 0;
- tdo->nextlink = NULL;
- Py_INCREF(it);
- tdo->it = it;
- PyObject_GC_Track(tdo);
- return (PyObject *)tdo;
+ tdo->numread = 0;
+ tdo->nextlink = NULL;
+ Py_INCREF(it);
+ tdo->it = it;
+ PyObject_GC_Track(tdo);
+ return (PyObject *)tdo;
}
static PyObject *
teedataobject_jumplink(teedataobject *tdo)
{
- if (tdo->nextlink == NULL)
- tdo->nextlink = teedataobject_new(tdo->it);
- Py_XINCREF(tdo->nextlink);
- return tdo->nextlink;
+ if (tdo->nextlink == NULL)
+ tdo->nextlink = teedataobject_new(tdo->it);
+ Py_XINCREF(tdo->nextlink);
+ return tdo->nextlink;
}
static PyObject *
teedataobject_getitem(teedataobject *tdo, int i)
{
- PyObject *value;
+ PyObject *value;
- assert(i < LINKCELLS);
- if (i < tdo->numread)
- value = tdo->values[i];
- else {
- /* this is the lead iterator, so fetch more data */
- assert(i == tdo->numread);
- value = PyIter_Next(tdo->it);
- if (value == NULL)
- return NULL;
- tdo->numread++;
- tdo->values[i] = value;
- }
- Py_INCREF(value);
- return value;
+ assert(i < LINKCELLS);
+ if (i < tdo->numread)
+ value = tdo->values[i];
+ else {
+ /* this is the lead iterator, so fetch more data */
+ assert(i == tdo->numread);
+ value = PyIter_Next(tdo->it);
+ if (value == NULL)
+ return NULL;
+ tdo->numread++;
+ tdo->values[i] = value;
+ }
+ Py_INCREF(value);
+ return value;
}
static int
teedataobject_traverse(teedataobject *tdo, visitproc visit, void * arg)
{
- int i;
- Py_VISIT(tdo->it);
- for (i = 0; i < tdo->numread; i++)
- Py_VISIT(tdo->values[i]);
- Py_VISIT(tdo->nextlink);
- return 0;
+ int i;
+ Py_VISIT(tdo->it);
+ for (i = 0; i < tdo->numread; i++)
+ Py_VISIT(tdo->values[i]);
+ Py_VISIT(tdo->nextlink);
+ return 0;
}
static int
teedataobject_clear(teedataobject *tdo)
{
- int i;
- Py_CLEAR(tdo->it);
- for (i=0 ; i<tdo->numread ; i++)
- Py_CLEAR(tdo->values[i]);
- Py_CLEAR(tdo->nextlink);
- return 0;
+ int i;
+ Py_CLEAR(tdo->it);
+ for (i=0 ; i<tdo->numread ; i++)
+ Py_CLEAR(tdo->values[i]);
+ Py_CLEAR(tdo->nextlink);
+ return 0;
}
static void
teedataobject_dealloc(teedataobject *tdo)
{
- PyObject_GC_UnTrack(tdo);
- teedataobject_clear(tdo);
- PyObject_GC_Del(tdo);
+ PyObject_GC_UnTrack(tdo);
+ teedataobject_clear(tdo);
+ PyObject_GC_Del(tdo);
}
PyDoc_STRVAR(teedataobject_doc, "Data container common to multiple tee objects.");
static PyTypeObject teedataobject_type = {
- PyVarObject_HEAD_INIT(0, 0) /* Must fill in type value later */
- "itertools.tee_dataobject", /* tp_name */
- sizeof(teedataobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)teedataobject_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
- teedataobject_doc, /* tp_doc */
- (traverseproc)teedataobject_traverse, /* tp_traverse */
- (inquiry)teedataobject_clear, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- 0, /* tp_iter */
- 0, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- 0, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(0, 0) /* Must fill in type value later */
+ "itertools.tee_dataobject", /* tp_name */
+ sizeof(teedataobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)teedataobject_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
+ teedataobject_doc, /* tp_doc */
+ (traverseproc)teedataobject_traverse, /* tp_traverse */
+ (inquiry)teedataobject_clear, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ 0, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
@@ -471,42 +471,42 @@
static PyObject *
tee_next(teeobject *to)
{
- PyObject *value, *link;
+ PyObject *value, *link;
- if (to->index >= LINKCELLS) {
- link = teedataobject_jumplink(to->dataobj);
- Py_DECREF(to->dataobj);
- to->dataobj = (teedataobject *)link;
- to->index = 0;
- }
- value = teedataobject_getitem(to->dataobj, to->index);
- if (value == NULL)
- return NULL;
- to->index++;
- return value;
+ if (to->index >= LINKCELLS) {
+ link = teedataobject_jumplink(to->dataobj);
+ Py_DECREF(to->dataobj);
+ to->dataobj = (teedataobject *)link;
+ to->index = 0;
+ }
+ value = teedataobject_getitem(to->dataobj, to->index);
+ if (value == NULL)
+ return NULL;
+ to->index++;
+ return value;
}
static int
tee_traverse(teeobject *to, visitproc visit, void *arg)
{
- Py_VISIT((PyObject *)to->dataobj);
- return 0;
+ Py_VISIT((PyObject *)to->dataobj);
+ return 0;
}
static PyObject *
tee_copy(teeobject *to)
{
- teeobject *newto;
+ teeobject *newto;
- newto = PyObject_GC_New(teeobject, &tee_type);
- if (newto == NULL)
- return NULL;
- Py_INCREF(to->dataobj);
- newto->dataobj = to->dataobj;
- newto->index = to->index;
- newto->weakreflist = NULL;
- PyObject_GC_Track(newto);
- return (PyObject *)newto;
+ newto = PyObject_GC_New(teeobject, &tee_type);
+ if (newto == NULL)
+ return NULL;
+ Py_INCREF(to->dataobj);
+ newto->dataobj = to->dataobj;
+ newto->index = to->index;
+ newto->weakreflist = NULL;
+ PyObject_GC_Track(newto);
+ return (PyObject *)newto;
}
PyDoc_STRVAR(teecopy_doc, "Returns an independent iterator.");
@@ -514,154 +514,154 @@
static PyObject *
tee_fromiterable(PyObject *iterable)
{
- teeobject *to;
- PyObject *it = NULL;
+ teeobject *to;
+ PyObject *it = NULL;
- it = PyObject_GetIter(iterable);
- if (it == NULL)
- return NULL;
- if (PyObject_TypeCheck(it, &tee_type)) {
- to = (teeobject *)tee_copy((teeobject *)it);
- goto done;
- }
+ it = PyObject_GetIter(iterable);
+ if (it == NULL)
+ return NULL;
+ if (PyObject_TypeCheck(it, &tee_type)) {
+ to = (teeobject *)tee_copy((teeobject *)it);
+ goto done;
+ }
- to = PyObject_GC_New(teeobject, &tee_type);
- if (to == NULL)
- goto done;
- to->dataobj = (teedataobject *)teedataobject_new(it);
- if (!to->dataobj) {
- PyObject_GC_Del(to);
- to = NULL;
- goto done;
- }
+ to = PyObject_GC_New(teeobject, &tee_type);
+ if (to == NULL)
+ goto done;
+ to->dataobj = (teedataobject *)teedataobject_new(it);
+ if (!to->dataobj) {
+ PyObject_GC_Del(to);
+ to = NULL;
+ goto done;
+ }
- to->index = 0;
- to->weakreflist = NULL;
- PyObject_GC_Track(to);
+ to->index = 0;
+ to->weakreflist = NULL;
+ PyObject_GC_Track(to);
done:
- Py_XDECREF(it);
- return (PyObject *)to;
+ Py_XDECREF(it);
+ return (PyObject *)to;
}
static PyObject *
tee_new(PyTypeObject *type, PyObject *args, PyObject *kw)
{
- PyObject *iterable;
+ PyObject *iterable;
- if (!PyArg_UnpackTuple(args, "tee", 1, 1, &iterable))
- return NULL;
- return tee_fromiterable(iterable);
+ if (!PyArg_UnpackTuple(args, "tee", 1, 1, &iterable))
+ return NULL;
+ return tee_fromiterable(iterable);
}
static int
tee_clear(teeobject *to)
{
- if (to->weakreflist != NULL)
- PyObject_ClearWeakRefs((PyObject *) to);
- Py_CLEAR(to->dataobj);
- return 0;
+ if (to->weakreflist != NULL)
+ PyObject_ClearWeakRefs((PyObject *) to);
+ Py_CLEAR(to->dataobj);
+ return 0;
}
static void
tee_dealloc(teeobject *to)
{
- PyObject_GC_UnTrack(to);
- tee_clear(to);
- PyObject_GC_Del(to);
+ PyObject_GC_UnTrack(to);
+ tee_clear(to);
+ PyObject_GC_Del(to);
}
PyDoc_STRVAR(teeobject_doc,
"Iterator wrapped to make it copyable");
static PyMethodDef tee_methods[] = {
- {"__copy__", (PyCFunction)tee_copy, METH_NOARGS, teecopy_doc},
- {NULL, NULL} /* sentinel */
+ {"__copy__", (PyCFunction)tee_copy, METH_NOARGS, teecopy_doc},
+ {NULL, NULL} /* sentinel */
};
static PyTypeObject tee_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.tee", /* tp_name */
- sizeof(teeobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)tee_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- 0, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
- teeobject_doc, /* tp_doc */
- (traverseproc)tee_traverse, /* tp_traverse */
- (inquiry)tee_clear, /* tp_clear */
- 0, /* tp_richcompare */
- offsetof(teeobject, weakreflist), /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)tee_next, /* tp_iternext */
- tee_methods, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- tee_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.tee", /* tp_name */
+ sizeof(teeobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)tee_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ 0, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC, /* tp_flags */
+ teeobject_doc, /* tp_doc */
+ (traverseproc)tee_traverse, /* tp_traverse */
+ (inquiry)tee_clear, /* tp_clear */
+ 0, /* tp_richcompare */
+ offsetof(teeobject, weakreflist), /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)tee_next, /* tp_iternext */
+ tee_methods, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ tee_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
static PyObject *
tee(PyObject *self, PyObject *args)
{
- Py_ssize_t i, n=2;
- PyObject *it, *iterable, *copyable, *result;
+ Py_ssize_t i, n=2;
+ PyObject *it, *iterable, *copyable, *result;
- if (!PyArg_ParseTuple(args, "O|n", &iterable, &n))
- return NULL;
- if (n < 0) {
- PyErr_SetString(PyExc_ValueError, "n must be >= 0");
- return NULL;
- }
- result = PyTuple_New(n);
- if (result == NULL)
- return NULL;
- if (n == 0)
- return result;
- it = PyObject_GetIter(iterable);
- if (it == NULL) {
- Py_DECREF(result);
- return NULL;
- }
- if (!PyObject_HasAttrString(it, "__copy__")) {
- copyable = tee_fromiterable(it);
- Py_DECREF(it);
- if (copyable == NULL) {
- Py_DECREF(result);
- return NULL;
- }
- } else
- copyable = it;
- PyTuple_SET_ITEM(result, 0, copyable);
- for (i=1 ; i<n ; i++) {
- copyable = PyObject_CallMethod(copyable, "__copy__", NULL);
- if (copyable == NULL) {
- Py_DECREF(result);
- return NULL;
- }
- PyTuple_SET_ITEM(result, i, copyable);
- }
- return result;
+ if (!PyArg_ParseTuple(args, "O|n", &iterable, &n))
+ return NULL;
+ if (n < 0) {
+ PyErr_SetString(PyExc_ValueError, "n must be >= 0");
+ return NULL;
+ }
+ result = PyTuple_New(n);
+ if (result == NULL)
+ return NULL;
+ if (n == 0)
+ return result;
+ it = PyObject_GetIter(iterable);
+ if (it == NULL) {
+ Py_DECREF(result);
+ return NULL;
+ }
+ if (!PyObject_HasAttrString(it, "__copy__")) {
+ copyable = tee_fromiterable(it);
+ Py_DECREF(it);
+ if (copyable == NULL) {
+ Py_DECREF(result);
+ return NULL;
+ }
+ } else
+ copyable = it;
+ PyTuple_SET_ITEM(result, 0, copyable);
+ for (i=1 ; i<n ; i++) {
+ copyable = PyObject_CallMethod(copyable, "__copy__", NULL);
+ if (copyable == NULL) {
+ Py_DECREF(result);
+ return NULL;
+ }
+ PyTuple_SET_ITEM(result, i, copyable);
+ }
+ return result;
}
PyDoc_STRVAR(tee_doc,
@@ -671,10 +671,10 @@
/* cycle object **********************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *it;
- PyObject *saved;
- int firstpass;
+ PyObject_HEAD
+ PyObject *it;
+ PyObject *saved;
+ int firstpass;
} cycleobject;
static PyTypeObject cycle_type;
@@ -682,89 +682,89 @@
static PyObject *
cycle_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *it;
- PyObject *iterable;
- PyObject *saved;
- cycleobject *lz;
+ PyObject *it;
+ PyObject *iterable;
+ PyObject *saved;
+ cycleobject *lz;
- if (type == &cycle_type && !_PyArg_NoKeywords("cycle()", kwds))
- return NULL;
+ if (type == &cycle_type && !_PyArg_NoKeywords("cycle()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "cycle", 1, 1, &iterable))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "cycle", 1, 1, &iterable))
+ return NULL;
- /* Get iterator. */
- it = PyObject_GetIter(iterable);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(iterable);
+ if (it == NULL)
+ return NULL;
- saved = PyList_New(0);
- if (saved == NULL) {
- Py_DECREF(it);
- return NULL;
- }
+ saved = PyList_New(0);
+ if (saved == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
- /* create cycleobject structure */
- lz = (cycleobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- Py_DECREF(saved);
- return NULL;
- }
- lz->it = it;
- lz->saved = saved;
- lz->firstpass = 0;
+ /* create cycleobject structure */
+ lz = (cycleobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ Py_DECREF(saved);
+ return NULL;
+ }
+ lz->it = it;
+ lz->saved = saved;
+ lz->firstpass = 0;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
cycle_dealloc(cycleobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->saved);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->saved);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
cycle_traverse(cycleobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- Py_VISIT(lz->saved);
- return 0;
+ Py_VISIT(lz->it);
+ Py_VISIT(lz->saved);
+ return 0;
}
static PyObject *
cycle_next(cycleobject *lz)
{
- PyObject *item;
- PyObject *it;
- PyObject *tmp;
+ PyObject *item;
+ PyObject *it;
+ PyObject *tmp;
- while (1) {
- item = PyIter_Next(lz->it);
- if (item != NULL) {
- if (!lz->firstpass)
- PyList_Append(lz->saved, item);
- return item;
- }
- if (PyErr_Occurred()) {
- if (PyErr_ExceptionMatches(PyExc_StopIteration))
- PyErr_Clear();
- else
- return NULL;
- }
- if (PyList_Size(lz->saved) == 0)
- return NULL;
- it = PyObject_GetIter(lz->saved);
- if (it == NULL)
- return NULL;
- tmp = lz->it;
- lz->it = it;
- lz->firstpass = 1;
- Py_DECREF(tmp);
- }
+ while (1) {
+ item = PyIter_Next(lz->it);
+ if (item != NULL) {
+ if (!lz->firstpass)
+ PyList_Append(lz->saved, item);
+ return item;
+ }
+ if (PyErr_Occurred()) {
+ if (PyErr_ExceptionMatches(PyExc_StopIteration))
+ PyErr_Clear();
+ else
+ return NULL;
+ }
+ if (PyList_Size(lz->saved) == 0)
+ return NULL;
+ it = PyObject_GetIter(lz->saved);
+ if (it == NULL)
+ return NULL;
+ tmp = lz->it;
+ lz->it = it;
+ lz->firstpass = 1;
+ Py_DECREF(tmp);
+ }
}
PyDoc_STRVAR(cycle_doc,
@@ -774,57 +774,57 @@
Then repeat the sequence indefinitely.");
static PyTypeObject cycle_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.cycle", /* tp_name */
- sizeof(cycleobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)cycle_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- cycle_doc, /* tp_doc */
- (traverseproc)cycle_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)cycle_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- cycle_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.cycle", /* tp_name */
+ sizeof(cycleobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)cycle_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ cycle_doc, /* tp_doc */
+ (traverseproc)cycle_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)cycle_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ cycle_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* dropwhile object **********************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *func;
- PyObject *it;
- long start;
+ PyObject_HEAD
+ PyObject *func;
+ PyObject *it;
+ long start;
} dropwhileobject;
static PyTypeObject dropwhile_type;
@@ -832,82 +832,82 @@
static PyObject *
dropwhile_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *func, *seq;
- PyObject *it;
- dropwhileobject *lz;
+ PyObject *func, *seq;
+ PyObject *it;
+ dropwhileobject *lz;
- if (type == &dropwhile_type && !_PyArg_NoKeywords("dropwhile()", kwds))
- return NULL;
+ if (type == &dropwhile_type && !_PyArg_NoKeywords("dropwhile()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "dropwhile", 2, 2, &func, &seq))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "dropwhile", 2, 2, &func, &seq))
+ return NULL;
- /* Get iterator. */
- it = PyObject_GetIter(seq);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(seq);
+ if (it == NULL)
+ return NULL;
- /* create dropwhileobject structure */
- lz = (dropwhileobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- return NULL;
- }
- Py_INCREF(func);
- lz->func = func;
- lz->it = it;
- lz->start = 0;
+ /* create dropwhileobject structure */
+ lz = (dropwhileobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
+ Py_INCREF(func);
+ lz->func = func;
+ lz->it = it;
+ lz->start = 0;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
dropwhile_dealloc(dropwhileobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->func);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->func);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
dropwhile_traverse(dropwhileobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- Py_VISIT(lz->func);
- return 0;
+ Py_VISIT(lz->it);
+ Py_VISIT(lz->func);
+ return 0;
}
static PyObject *
dropwhile_next(dropwhileobject *lz)
{
- PyObject *item, *good;
- PyObject *it = lz->it;
- long ok;
- PyObject *(*iternext)(PyObject *);
+ PyObject *item, *good;
+ PyObject *it = lz->it;
+ long ok;
+ PyObject *(*iternext)(PyObject *);
- assert(PyIter_Check(it));
- iternext = *Py_TYPE(it)->tp_iternext;
- for (;;) {
- item = iternext(it);
- if (item == NULL)
- return NULL;
- if (lz->start == 1)
- return item;
+ assert(PyIter_Check(it));
+ iternext = *Py_TYPE(it)->tp_iternext;
+ for (;;) {
+ item = iternext(it);
+ if (item == NULL)
+ return NULL;
+ if (lz->start == 1)
+ return item;
- good = PyObject_CallFunctionObjArgs(lz->func, item, NULL);
- if (good == NULL) {
- Py_DECREF(item);
- return NULL;
- }
- ok = PyObject_IsTrue(good);
- Py_DECREF(good);
- if (!ok) {
- lz->start = 1;
- return item;
- }
- Py_DECREF(item);
- }
+ good = PyObject_CallFunctionObjArgs(lz->func, item, NULL);
+ if (good == NULL) {
+ Py_DECREF(item);
+ return NULL;
+ }
+ ok = PyObject_IsTrue(good);
+ Py_DECREF(good);
+ if (!ok) {
+ lz->start = 1;
+ return item;
+ }
+ Py_DECREF(item);
+ }
}
PyDoc_STRVAR(dropwhile_doc,
@@ -917,57 +917,57 @@
Afterwards, return every element until the iterable is exhausted.");
static PyTypeObject dropwhile_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.dropwhile", /* tp_name */
- sizeof(dropwhileobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)dropwhile_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- dropwhile_doc, /* tp_doc */
- (traverseproc)dropwhile_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)dropwhile_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- dropwhile_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.dropwhile", /* tp_name */
+ sizeof(dropwhileobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)dropwhile_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ dropwhile_doc, /* tp_doc */
+ (traverseproc)dropwhile_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)dropwhile_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ dropwhile_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* takewhile object **********************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *func;
- PyObject *it;
- long stop;
+ PyObject_HEAD
+ PyObject *func;
+ PyObject *it;
+ long stop;
} takewhileobject;
static PyTypeObject takewhile_type;
@@ -975,79 +975,79 @@
static PyObject *
takewhile_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *func, *seq;
- PyObject *it;
- takewhileobject *lz;
+ PyObject *func, *seq;
+ PyObject *it;
+ takewhileobject *lz;
- if (type == &takewhile_type && !_PyArg_NoKeywords("takewhile()", kwds))
- return NULL;
+ if (type == &takewhile_type && !_PyArg_NoKeywords("takewhile()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "takewhile", 2, 2, &func, &seq))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "takewhile", 2, 2, &func, &seq))
+ return NULL;
- /* Get iterator. */
- it = PyObject_GetIter(seq);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(seq);
+ if (it == NULL)
+ return NULL;
- /* create takewhileobject structure */
- lz = (takewhileobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- return NULL;
- }
- Py_INCREF(func);
- lz->func = func;
- lz->it = it;
- lz->stop = 0;
+ /* create takewhileobject structure */
+ lz = (takewhileobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
+ Py_INCREF(func);
+ lz->func = func;
+ lz->it = it;
+ lz->stop = 0;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
takewhile_dealloc(takewhileobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->func);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->func);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
takewhile_traverse(takewhileobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- Py_VISIT(lz->func);
- return 0;
+ Py_VISIT(lz->it);
+ Py_VISIT(lz->func);
+ return 0;
}
static PyObject *
takewhile_next(takewhileobject *lz)
{
- PyObject *item, *good;
- PyObject *it = lz->it;
- long ok;
+ PyObject *item, *good;
+ PyObject *it = lz->it;
+ long ok;
- if (lz->stop == 1)
- return NULL;
+ if (lz->stop == 1)
+ return NULL;
- assert(PyIter_Check(it));
- item = (*Py_TYPE(it)->tp_iternext)(it);
- if (item == NULL)
- return NULL;
+ assert(PyIter_Check(it));
+ item = (*Py_TYPE(it)->tp_iternext)(it);
+ if (item == NULL)
+ return NULL;
- good = PyObject_CallFunctionObjArgs(lz->func, item, NULL);
- if (good == NULL) {
- Py_DECREF(item);
- return NULL;
- }
- ok = PyObject_IsTrue(good);
- Py_DECREF(good);
- if (ok)
- return item;
- Py_DECREF(item);
- lz->stop = 1;
- return NULL;
+ good = PyObject_CallFunctionObjArgs(lz->func, item, NULL);
+ if (good == NULL) {
+ Py_DECREF(item);
+ return NULL;
+ }
+ ok = PyObject_IsTrue(good);
+ Py_DECREF(good);
+ if (ok)
+ return item;
+ Py_DECREF(item);
+ lz->stop = 1;
+ return NULL;
}
PyDoc_STRVAR(takewhile_doc,
@@ -1057,59 +1057,59 @@
predicate evaluates to true for each entry.");
static PyTypeObject takewhile_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.takewhile", /* tp_name */
- sizeof(takewhileobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)takewhile_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- takewhile_doc, /* tp_doc */
- (traverseproc)takewhile_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)takewhile_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- takewhile_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.takewhile", /* tp_name */
+ sizeof(takewhileobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)takewhile_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ takewhile_doc, /* tp_doc */
+ (traverseproc)takewhile_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)takewhile_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ takewhile_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* islice object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *it;
- Py_ssize_t next;
- Py_ssize_t stop;
- Py_ssize_t step;
- Py_ssize_t cnt;
+ PyObject_HEAD
+ PyObject *it;
+ Py_ssize_t next;
+ Py_ssize_t stop;
+ Py_ssize_t step;
+ Py_ssize_t cnt;
} isliceobject;
static PyTypeObject islice_type;
@@ -1117,128 +1117,128 @@
static PyObject *
islice_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *seq;
- Py_ssize_t start=0, stop=-1, step=1;
- PyObject *it, *a1=NULL, *a2=NULL, *a3=NULL;
- Py_ssize_t numargs;
- isliceobject *lz;
+ PyObject *seq;
+ Py_ssize_t start=0, stop=-1, step=1;
+ PyObject *it, *a1=NULL, *a2=NULL, *a3=NULL;
+ Py_ssize_t numargs;
+ isliceobject *lz;
- if (type == &islice_type && !_PyArg_NoKeywords("islice()", kwds))
- return NULL;
+ if (type == &islice_type && !_PyArg_NoKeywords("islice()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "islice", 2, 4, &seq, &a1, &a2, &a3))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "islice", 2, 4, &seq, &a1, &a2, &a3))
+ return NULL;
- numargs = PyTuple_Size(args);
- if (numargs == 2) {
- if (a1 != Py_None) {
- stop = PyInt_AsSsize_t(a1);
- if (stop == -1) {
- if (PyErr_Occurred())
- PyErr_Clear();
- PyErr_SetString(PyExc_ValueError,
- "Stop argument for islice() must be a non-negative integer or None.");
- return NULL;
- }
- }
- } else {
- if (a1 != Py_None)
- start = PyInt_AsSsize_t(a1);
- if (start == -1 && PyErr_Occurred())
- PyErr_Clear();
- if (a2 != Py_None) {
- stop = PyInt_AsSsize_t(a2);
- if (stop == -1) {
- if (PyErr_Occurred())
- PyErr_Clear();
- PyErr_SetString(PyExc_ValueError,
- "Stop argument for islice() must be a non-negative integer or None.");
- return NULL;
- }
- }
- }
- if (start<0 || stop<-1) {
- PyErr_SetString(PyExc_ValueError,
- "Indices for islice() must be non-negative integers or None.");
- return NULL;
- }
+ numargs = PyTuple_Size(args);
+ if (numargs == 2) {
+ if (a1 != Py_None) {
+ stop = PyInt_AsSsize_t(a1);
+ if (stop == -1) {
+ if (PyErr_Occurred())
+ PyErr_Clear();
+ PyErr_SetString(PyExc_ValueError,
+ "Stop argument for islice() must be a non-negative integer or None.");
+ return NULL;
+ }
+ }
+ } else {
+ if (a1 != Py_None)
+ start = PyInt_AsSsize_t(a1);
+ if (start == -1 && PyErr_Occurred())
+ PyErr_Clear();
+ if (a2 != Py_None) {
+ stop = PyInt_AsSsize_t(a2);
+ if (stop == -1) {
+ if (PyErr_Occurred())
+ PyErr_Clear();
+ PyErr_SetString(PyExc_ValueError,
+ "Stop argument for islice() must be a non-negative integer or None.");
+ return NULL;
+ }
+ }
+ }
+ if (start<0 || stop<-1) {
+ PyErr_SetString(PyExc_ValueError,
+ "Indices for islice() must be non-negative integers or None.");
+ return NULL;
+ }
- if (a3 != NULL) {
- if (a3 != Py_None)
- step = PyInt_AsSsize_t(a3);
- if (step == -1 && PyErr_Occurred())
- PyErr_Clear();
- }
- if (step<1) {
- PyErr_SetString(PyExc_ValueError,
- "Step for islice() must be a positive integer or None.");
- return NULL;
- }
+ if (a3 != NULL) {
+ if (a3 != Py_None)
+ step = PyInt_AsSsize_t(a3);
+ if (step == -1 && PyErr_Occurred())
+ PyErr_Clear();
+ }
+ if (step<1) {
+ PyErr_SetString(PyExc_ValueError,
+ "Step for islice() must be a positive integer or None.");
+ return NULL;
+ }
- /* Get iterator. */
- it = PyObject_GetIter(seq);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(seq);
+ if (it == NULL)
+ return NULL;
- /* create isliceobject structure */
- lz = (isliceobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- return NULL;
- }
- lz->it = it;
- lz->next = start;
- lz->stop = stop;
- lz->step = step;
- lz->cnt = 0L;
+ /* create isliceobject structure */
+ lz = (isliceobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
+ lz->it = it;
+ lz->next = start;
+ lz->stop = stop;
+ lz->step = step;
+ lz->cnt = 0L;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
islice_dealloc(isliceobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
islice_traverse(isliceobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- return 0;
+ Py_VISIT(lz->it);
+ return 0;
}
static PyObject *
islice_next(isliceobject *lz)
{
- PyObject *item;
- PyObject *it = lz->it;
- Py_ssize_t oldnext;
- PyObject *(*iternext)(PyObject *);
+ PyObject *item;
+ PyObject *it = lz->it;
+ Py_ssize_t oldnext;
+ PyObject *(*iternext)(PyObject *);
- assert(PyIter_Check(it));
- iternext = *Py_TYPE(it)->tp_iternext;
- while (lz->cnt < lz->next) {
- item = iternext(it);
- if (item == NULL)
- return NULL;
- Py_DECREF(item);
- lz->cnt++;
- }
- if (lz->stop != -1 && lz->cnt >= lz->stop)
- return NULL;
- assert(PyIter_Check(it));
- item = iternext(it);
- if (item == NULL)
- return NULL;
- lz->cnt++;
- oldnext = lz->next;
- lz->next += lz->step;
- if (lz->next < oldnext) /* Check for overflow */
- lz->next = lz->stop;
- return item;
+ assert(PyIter_Check(it));
+ iternext = *Py_TYPE(it)->tp_iternext;
+ while (lz->cnt < lz->next) {
+ item = iternext(it);
+ if (item == NULL)
+ return NULL;
+ Py_DECREF(item);
+ lz->cnt++;
+ }
+ if (lz->stop != -1 && lz->cnt >= lz->stop)
+ return NULL;
+ assert(PyIter_Check(it));
+ item = iternext(it);
+ if (item == NULL)
+ return NULL;
+ lz->cnt++;
+ oldnext = lz->next;
+ lz->next += lz->step;
+ if (lz->next < oldnext) /* Check for overflow */
+ lz->next = lz->stop;
+ return item;
}
PyDoc_STRVAR(islice_doc,
@@ -1252,56 +1252,56 @@
but returns an iterator.");
static PyTypeObject islice_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.islice", /* tp_name */
- sizeof(isliceobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)islice_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- islice_doc, /* tp_doc */
- (traverseproc)islice_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)islice_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- islice_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.islice", /* tp_name */
+ sizeof(isliceobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)islice_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ islice_doc, /* tp_doc */
+ (traverseproc)islice_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)islice_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ islice_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* starmap object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *func;
- PyObject *it;
+ PyObject_HEAD
+ PyObject *func;
+ PyObject *it;
} starmapobject;
static PyTypeObject starmap_type;
@@ -1309,72 +1309,72 @@
static PyObject *
starmap_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *func, *seq;
- PyObject *it;
- starmapobject *lz;
+ PyObject *func, *seq;
+ PyObject *it;
+ starmapobject *lz;
- if (type == &starmap_type && !_PyArg_NoKeywords("starmap()", kwds))
- return NULL;
+ if (type == &starmap_type && !_PyArg_NoKeywords("starmap()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "starmap", 2, 2, &func, &seq))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "starmap", 2, 2, &func, &seq))
+ return NULL;
- /* Get iterator. */
- it = PyObject_GetIter(seq);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(seq);
+ if (it == NULL)
+ return NULL;
- /* create starmapobject structure */
- lz = (starmapobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- return NULL;
- }
- Py_INCREF(func);
- lz->func = func;
- lz->it = it;
+ /* create starmapobject structure */
+ lz = (starmapobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
+ Py_INCREF(func);
+ lz->func = func;
+ lz->it = it;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
starmap_dealloc(starmapobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->func);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->func);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
starmap_traverse(starmapobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- Py_VISIT(lz->func);
- return 0;
+ Py_VISIT(lz->it);
+ Py_VISIT(lz->func);
+ return 0;
}
static PyObject *
starmap_next(starmapobject *lz)
{
- PyObject *args;
- PyObject *result;
- PyObject *it = lz->it;
+ PyObject *args;
+ PyObject *result;
+ PyObject *it = lz->it;
- assert(PyIter_Check(it));
- args = (*Py_TYPE(it)->tp_iternext)(it);
- if (args == NULL)
- return NULL;
- if (!PyTuple_CheckExact(args)) {
- PyObject *newargs = PySequence_Tuple(args);
- Py_DECREF(args);
- if (newargs == NULL)
- return NULL;
- args = newargs;
- }
- result = PyObject_Call(lz->func, args, NULL);
- Py_DECREF(args);
- return result;
+ assert(PyIter_Check(it));
+ args = (*Py_TYPE(it)->tp_iternext)(it);
+ if (args == NULL)
+ return NULL;
+ if (!PyTuple_CheckExact(args)) {
+ PyObject *newargs = PySequence_Tuple(args);
+ Py_DECREF(args);
+ if (newargs == NULL)
+ return NULL;
+ args = newargs;
+ }
+ result = PyObject_Call(lz->func, args, NULL);
+ Py_DECREF(args);
+ return result;
}
PyDoc_STRVAR(starmap_doc,
@@ -1384,56 +1384,56 @@
with a argument tuple taken from the given sequence.");
static PyTypeObject starmap_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.starmap", /* tp_name */
- sizeof(starmapobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)starmap_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- starmap_doc, /* tp_doc */
- (traverseproc)starmap_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)starmap_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- starmap_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.starmap", /* tp_name */
+ sizeof(starmapobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)starmap_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ starmap_doc, /* tp_doc */
+ (traverseproc)starmap_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)starmap_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ starmap_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* imap object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *iters;
- PyObject *func;
+ PyObject_HEAD
+ PyObject *iters;
+ PyObject *func;
} imapobject;
static PyTypeObject imap_type;
@@ -1441,66 +1441,66 @@
static PyObject *
imap_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *it, *iters, *func;
- imapobject *lz;
- Py_ssize_t numargs, i;
+ PyObject *it, *iters, *func;
+ imapobject *lz;
+ Py_ssize_t numargs, i;
- if (type == &imap_type && !_PyArg_NoKeywords("imap()", kwds))
- return NULL;
+ if (type == &imap_type && !_PyArg_NoKeywords("imap()", kwds))
+ return NULL;
- numargs = PyTuple_Size(args);
- if (numargs < 2) {
- PyErr_SetString(PyExc_TypeError,
- "imap() must have at least two arguments.");
- return NULL;
- }
+ numargs = PyTuple_Size(args);
+ if (numargs < 2) {
+ PyErr_SetString(PyExc_TypeError,
+ "imap() must have at least two arguments.");
+ return NULL;
+ }
- iters = PyTuple_New(numargs-1);
- if (iters == NULL)
- return NULL;
+ iters = PyTuple_New(numargs-1);
+ if (iters == NULL)
+ return NULL;
- for (i=1 ; i<numargs ; i++) {
- /* Get iterator. */
- it = PyObject_GetIter(PyTuple_GET_ITEM(args, i));
- if (it == NULL) {
- Py_DECREF(iters);
- return NULL;
- }
- PyTuple_SET_ITEM(iters, i-1, it);
- }
+ for (i=1 ; i<numargs ; i++) {
+ /* Get iterator. */
+ it = PyObject_GetIter(PyTuple_GET_ITEM(args, i));
+ if (it == NULL) {
+ Py_DECREF(iters);
+ return NULL;
+ }
+ PyTuple_SET_ITEM(iters, i-1, it);
+ }
- /* create imapobject structure */
- lz = (imapobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(iters);
- return NULL;
- }
- lz->iters = iters;
- func = PyTuple_GET_ITEM(args, 0);
- Py_INCREF(func);
- lz->func = func;
+ /* create imapobject structure */
+ lz = (imapobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(iters);
+ return NULL;
+ }
+ lz->iters = iters;
+ func = PyTuple_GET_ITEM(args, 0);
+ Py_INCREF(func);
+ lz->func = func;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
imap_dealloc(imapobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->iters);
- Py_XDECREF(lz->func);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->iters);
+ Py_XDECREF(lz->func);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
imap_traverse(imapobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->iters);
- Py_VISIT(lz->func);
- return 0;
+ Py_VISIT(lz->iters);
+ Py_VISIT(lz->func);
+ return 0;
}
-/*
+/*
imap() is an iterator version of __builtins__.map() except that it does
not have the None fill-in feature. That was intentionally left out for
the following reasons:
@@ -1511,15 +1511,15 @@
infinite iterators like count() and repeat() (for supplying sequential
or constant arguments to a function).
- 2) In typical use cases for combining itertools, having one finite data
+ 2) In typical use cases for combining itertools, having one finite data
supplier run out before another is likely to be an error condition which
should not pass silently by automatically supplying None.
3) The use cases for automatic None fill-in are rare -- not many functions
do something useful when a parameter suddenly switches type and becomes
- None.
+ None.
- 4) If a need does arise, it can be met by __builtins__.map() or by
+ 4) If a need does arise, it can be met by __builtins__.map() or by
writing: chain(iterable, repeat(None)).
5) Similar toolsets in Haskell and SML do not have automatic None fill-in.
@@ -1528,187 +1528,187 @@
static PyObject *
imap_next(imapobject *lz)
{
- PyObject *val;
- PyObject *argtuple;
- PyObject *result;
- Py_ssize_t numargs, i;
+ PyObject *val;
+ PyObject *argtuple;
+ PyObject *result;
+ Py_ssize_t numargs, i;
- numargs = PyTuple_Size(lz->iters);
- argtuple = PyTuple_New(numargs);
- if (argtuple == NULL)
- return NULL;
+ numargs = PyTuple_Size(lz->iters);
+ argtuple = PyTuple_New(numargs);
+ if (argtuple == NULL)
+ return NULL;
- for (i=0 ; i<numargs ; i++) {
- val = PyIter_Next(PyTuple_GET_ITEM(lz->iters, i));
- if (val == NULL) {
- Py_DECREF(argtuple);
- return NULL;
- }
- PyTuple_SET_ITEM(argtuple, i, val);
- }
- if (lz->func == Py_None)
- return argtuple;
- result = PyObject_Call(lz->func, argtuple, NULL);
- Py_DECREF(argtuple);
- return result;
+ for (i=0 ; i<numargs ; i++) {
+ val = PyIter_Next(PyTuple_GET_ITEM(lz->iters, i));
+ if (val == NULL) {
+ Py_DECREF(argtuple);
+ return NULL;
+ }
+ PyTuple_SET_ITEM(argtuple, i, val);
+ }
+ if (lz->func == Py_None)
+ return argtuple;
+ result = PyObject_Call(lz->func, argtuple, NULL);
+ Py_DECREF(argtuple);
+ return result;
}
PyDoc_STRVAR(imap_doc,
"imap(func, *iterables) --> imap object\n\
\n\
Make an iterator that computes the function using arguments from\n\
-each of the iterables. Like map() except that it returns\n\
+each of the iterables. Like map() except that it returns\n\
an iterator instead of a list and that it stops when the shortest\n\
iterable is exhausted instead of filling in None for shorter\n\
iterables.");
static PyTypeObject imap_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.imap", /* tp_name */
- sizeof(imapobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)imap_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- imap_doc, /* tp_doc */
- (traverseproc)imap_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)imap_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- imap_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.imap", /* tp_name */
+ sizeof(imapobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)imap_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ imap_doc, /* tp_doc */
+ (traverseproc)imap_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)imap_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ imap_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* chain object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *source; /* Iterator over input iterables */
- PyObject *active; /* Currently running input iterator */
+ PyObject_HEAD
+ PyObject *source; /* Iterator over input iterables */
+ PyObject *active; /* Currently running input iterator */
} chainobject;
static PyTypeObject chain_type;
-static PyObject *
+static PyObject *
chain_new_internal(PyTypeObject *type, PyObject *source)
{
- chainobject *lz;
+ chainobject *lz;
- lz = (chainobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(source);
- return NULL;
- }
-
- lz->source = source;
- lz->active = NULL;
- return (PyObject *)lz;
+ lz = (chainobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(source);
+ return NULL;
+ }
+
+ lz->source = source;
+ lz->active = NULL;
+ return (PyObject *)lz;
}
static PyObject *
chain_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *source;
+ PyObject *source;
- if (type == &chain_type && !_PyArg_NoKeywords("chain()", kwds))
- return NULL;
-
- source = PyObject_GetIter(args);
- if (source == NULL)
- return NULL;
+ if (type == &chain_type && !_PyArg_NoKeywords("chain()", kwds))
+ return NULL;
- return chain_new_internal(type, source);
+ source = PyObject_GetIter(args);
+ if (source == NULL)
+ return NULL;
+
+ return chain_new_internal(type, source);
}
static PyObject *
chain_new_from_iterable(PyTypeObject *type, PyObject *arg)
{
- PyObject *source;
-
- source = PyObject_GetIter(arg);
- if (source == NULL)
- return NULL;
+ PyObject *source;
- return chain_new_internal(type, source);
+ source = PyObject_GetIter(arg);
+ if (source == NULL)
+ return NULL;
+
+ return chain_new_internal(type, source);
}
static void
chain_dealloc(chainobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->active);
- Py_XDECREF(lz->source);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->active);
+ Py_XDECREF(lz->source);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
chain_traverse(chainobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->source);
- Py_VISIT(lz->active);
- return 0;
+ Py_VISIT(lz->source);
+ Py_VISIT(lz->active);
+ return 0;
}
static PyObject *
chain_next(chainobject *lz)
{
- PyObject *item;
+ PyObject *item;
- if (lz->source == NULL)
- return NULL; /* already stopped */
+ if (lz->source == NULL)
+ return NULL; /* already stopped */
- if (lz->active == NULL) {
- PyObject *iterable = PyIter_Next(lz->source);
- if (iterable == NULL) {
- Py_CLEAR(lz->source);
- return NULL; /* no more input sources */
- }
- lz->active = PyObject_GetIter(iterable);
- Py_DECREF(iterable);
- if (lz->active == NULL) {
- Py_CLEAR(lz->source);
- return NULL; /* input not iterable */
- }
- }
- item = PyIter_Next(lz->active);
- if (item != NULL)
- return item;
- if (PyErr_Occurred()) {
- if (PyErr_ExceptionMatches(PyExc_StopIteration))
- PyErr_Clear();
- else
- return NULL; /* input raised an exception */
- }
- Py_CLEAR(lz->active);
- return chain_next(lz); /* recurse and use next active */
+ if (lz->active == NULL) {
+ PyObject *iterable = PyIter_Next(lz->source);
+ if (iterable == NULL) {
+ Py_CLEAR(lz->source);
+ return NULL; /* no more input sources */
+ }
+ lz->active = PyObject_GetIter(iterable);
+ Py_DECREF(iterable);
+ if (lz->active == NULL) {
+ Py_CLEAR(lz->source);
+ return NULL; /* input not iterable */
+ }
+ }
+ item = PyIter_Next(lz->active);
+ if (item != NULL)
+ return item;
+ if (PyErr_Occurred()) {
+ if (PyErr_ExceptionMatches(PyExc_StopIteration))
+ PyErr_Clear();
+ else
+ return NULL; /* input raised an exception */
+ }
+ Py_CLEAR(lz->active);
+ return chain_next(lz); /* recurse and use next active */
}
PyDoc_STRVAR(chain_doc,
@@ -1725,64 +1725,64 @@
that evaluates lazily.");
static PyMethodDef chain_methods[] = {
- {"from_iterable", (PyCFunction) chain_new_from_iterable, METH_O | METH_CLASS,
- chain_from_iterable_doc},
- {NULL, NULL} /* sentinel */
+ {"from_iterable", (PyCFunction) chain_new_from_iterable, METH_O | METH_CLASS,
+ chain_from_iterable_doc},
+ {NULL, NULL} /* sentinel */
};
static PyTypeObject chain_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.chain", /* tp_name */
- sizeof(chainobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)chain_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- chain_doc, /* tp_doc */
- (traverseproc)chain_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)chain_next, /* tp_iternext */
- chain_methods, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- chain_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.chain", /* tp_name */
+ sizeof(chainobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)chain_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ chain_doc, /* tp_doc */
+ (traverseproc)chain_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)chain_next, /* tp_iternext */
+ chain_methods, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ chain_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* product object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *pools; /* tuple of pool tuples */
- Py_ssize_t *indices; /* one index per pool */
- PyObject *result; /* most recently returned result tuple */
- int stopped; /* set to 1 when the product iterator is exhausted */
+ PyObject_HEAD
+ PyObject *pools; /* tuple of pool tuples */
+ Py_ssize_t *indices; /* one index per pool */
+ PyObject *result; /* most recently returned result tuple */
+ int stopped; /* set to 1 when the product iterator is exhausted */
} productobject;
static PyTypeObject product_type;
@@ -1790,180 +1790,180 @@
static PyObject *
product_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- productobject *lz;
- Py_ssize_t nargs, npools, repeat=1;
- PyObject *pools = NULL;
- Py_ssize_t *indices = NULL;
- Py_ssize_t i;
+ productobject *lz;
+ Py_ssize_t nargs, npools, repeat=1;
+ PyObject *pools = NULL;
+ Py_ssize_t *indices = NULL;
+ Py_ssize_t i;
- if (kwds != NULL) {
- char *kwlist[] = {"repeat", 0};
- PyObject *tmpargs = PyTuple_New(0);
- if (tmpargs == NULL)
- return NULL;
- if (!PyArg_ParseTupleAndKeywords(tmpargs, kwds, "|n:product", kwlist, &repeat)) {
- Py_DECREF(tmpargs);
- return NULL;
- }
- Py_DECREF(tmpargs);
- if (repeat < 0) {
- PyErr_SetString(PyExc_ValueError,
- "repeat argument cannot be negative");
- return NULL;
- }
- }
+ if (kwds != NULL) {
+ char *kwlist[] = {"repeat", 0};
+ PyObject *tmpargs = PyTuple_New(0);
+ if (tmpargs == NULL)
+ return NULL;
+ if (!PyArg_ParseTupleAndKeywords(tmpargs, kwds, "|n:product", kwlist, &repeat)) {
+ Py_DECREF(tmpargs);
+ return NULL;
+ }
+ Py_DECREF(tmpargs);
+ if (repeat < 0) {
+ PyErr_SetString(PyExc_ValueError,
+ "repeat argument cannot be negative");
+ return NULL;
+ }
+ }
- assert(PyTuple_Check(args));
- nargs = (repeat == 0) ? 0 : PyTuple_GET_SIZE(args);
- npools = nargs * repeat;
+ assert(PyTuple_Check(args));
+ nargs = (repeat == 0) ? 0 : PyTuple_GET_SIZE(args);
+ npools = nargs * repeat;
- indices = PyMem_Malloc(npools * sizeof(Py_ssize_t));
- if (indices == NULL) {
- PyErr_NoMemory();
- goto error;
- }
+ indices = PyMem_Malloc(npools * sizeof(Py_ssize_t));
+ if (indices == NULL) {
+ PyErr_NoMemory();
+ goto error;
+ }
- pools = PyTuple_New(npools);
- if (pools == NULL)
- goto error;
+ pools = PyTuple_New(npools);
+ if (pools == NULL)
+ goto error;
- for (i=0; i < nargs ; ++i) {
- PyObject *item = PyTuple_GET_ITEM(args, i);
- PyObject *pool = PySequence_Tuple(item);
- if (pool == NULL)
- goto error;
- PyTuple_SET_ITEM(pools, i, pool);
- indices[i] = 0;
- }
- for ( ; i < npools; ++i) {
- PyObject *pool = PyTuple_GET_ITEM(pools, i - nargs);
- Py_INCREF(pool);
- PyTuple_SET_ITEM(pools, i, pool);
- indices[i] = 0;
- }
+ for (i=0; i < nargs ; ++i) {
+ PyObject *item = PyTuple_GET_ITEM(args, i);
+ PyObject *pool = PySequence_Tuple(item);
+ if (pool == NULL)
+ goto error;
+ PyTuple_SET_ITEM(pools, i, pool);
+ indices[i] = 0;
+ }
+ for ( ; i < npools; ++i) {
+ PyObject *pool = PyTuple_GET_ITEM(pools, i - nargs);
+ Py_INCREF(pool);
+ PyTuple_SET_ITEM(pools, i, pool);
+ indices[i] = 0;
+ }
- /* create productobject structure */
- lz = (productobject *)type->tp_alloc(type, 0);
- if (lz == NULL)
- goto error;
+ /* create productobject structure */
+ lz = (productobject *)type->tp_alloc(type, 0);
+ if (lz == NULL)
+ goto error;
- lz->pools = pools;
- lz->indices = indices;
- lz->result = NULL;
- lz->stopped = 0;
+ lz->pools = pools;
+ lz->indices = indices;
+ lz->result = NULL;
+ lz->stopped = 0;
- return (PyObject *)lz;
+ return (PyObject *)lz;
error:
- if (indices != NULL)
- PyMem_Free(indices);
- Py_XDECREF(pools);
- return NULL;
+ if (indices != NULL)
+ PyMem_Free(indices);
+ Py_XDECREF(pools);
+ return NULL;
}
static void
product_dealloc(productobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->pools);
- Py_XDECREF(lz->result);
- PyMem_Free(lz->indices);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->pools);
+ Py_XDECREF(lz->result);
+ PyMem_Free(lz->indices);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
product_traverse(productobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->pools);
- Py_VISIT(lz->result);
- return 0;
+ Py_VISIT(lz->pools);
+ Py_VISIT(lz->result);
+ return 0;
}
static PyObject *
product_next(productobject *lz)
{
- PyObject *pool;
- PyObject *elem;
- PyObject *oldelem;
- PyObject *pools = lz->pools;
- PyObject *result = lz->result;
- Py_ssize_t npools = PyTuple_GET_SIZE(pools);
- Py_ssize_t i;
+ PyObject *pool;
+ PyObject *elem;
+ PyObject *oldelem;
+ PyObject *pools = lz->pools;
+ PyObject *result = lz->result;
+ Py_ssize_t npools = PyTuple_GET_SIZE(pools);
+ Py_ssize_t i;
- if (lz->stopped)
- return NULL;
+ if (lz->stopped)
+ return NULL;
- if (result == NULL) {
- /* On the first pass, return an initial tuple filled with the
- first element from each pool. */
- result = PyTuple_New(npools);
- if (result == NULL)
- goto empty;
- lz->result = result;
- for (i=0; i < npools; i++) {
- pool = PyTuple_GET_ITEM(pools, i);
- if (PyTuple_GET_SIZE(pool) == 0)
- goto empty;
- elem = PyTuple_GET_ITEM(pool, 0);
- Py_INCREF(elem);
- PyTuple_SET_ITEM(result, i, elem);
- }
- } else {
- Py_ssize_t *indices = lz->indices;
+ if (result == NULL) {
+ /* On the first pass, return an initial tuple filled with the
+ first element from each pool. */
+ result = PyTuple_New(npools);
+ if (result == NULL)
+ goto empty;
+ lz->result = result;
+ for (i=0; i < npools; i++) {
+ pool = PyTuple_GET_ITEM(pools, i);
+ if (PyTuple_GET_SIZE(pool) == 0)
+ goto empty;
+ elem = PyTuple_GET_ITEM(pool, 0);
+ Py_INCREF(elem);
+ PyTuple_SET_ITEM(result, i, elem);
+ }
+ } else {
+ Py_ssize_t *indices = lz->indices;
- /* Copy the previous result tuple or re-use it if available */
- if (Py_REFCNT(result) > 1) {
- PyObject *old_result = result;
- result = PyTuple_New(npools);
- if (result == NULL)
- goto empty;
- lz->result = result;
- for (i=0; i < npools; i++) {
- elem = PyTuple_GET_ITEM(old_result, i);
- Py_INCREF(elem);
- PyTuple_SET_ITEM(result, i, elem);
- }
- Py_DECREF(old_result);
- }
- /* Now, we've got the only copy so we can update it in-place */
- assert (npools==0 || Py_REFCNT(result) == 1);
+ /* Copy the previous result tuple or re-use it if available */
+ if (Py_REFCNT(result) > 1) {
+ PyObject *old_result = result;
+ result = PyTuple_New(npools);
+ if (result == NULL)
+ goto empty;
+ lz->result = result;
+ for (i=0; i < npools; i++) {
+ elem = PyTuple_GET_ITEM(old_result, i);
+ Py_INCREF(elem);
+ PyTuple_SET_ITEM(result, i, elem);
+ }
+ Py_DECREF(old_result);
+ }
+ /* Now, we've got the only copy so we can update it in-place */
+ assert (npools==0 || Py_REFCNT(result) == 1);
- /* Update the pool indices right-to-left. Only advance to the
- next pool when the previous one rolls-over */
- for (i=npools-1 ; i >= 0 ; i--) {
- pool = PyTuple_GET_ITEM(pools, i);
- indices[i]++;
- if (indices[i] == PyTuple_GET_SIZE(pool)) {
- /* Roll-over and advance to next pool */
- indices[i] = 0;
- elem = PyTuple_GET_ITEM(pool, 0);
- Py_INCREF(elem);
- oldelem = PyTuple_GET_ITEM(result, i);
- PyTuple_SET_ITEM(result, i, elem);
- Py_DECREF(oldelem);
- } else {
- /* No rollover. Just increment and stop here. */
- elem = PyTuple_GET_ITEM(pool, indices[i]);
- Py_INCREF(elem);
- oldelem = PyTuple_GET_ITEM(result, i);
- PyTuple_SET_ITEM(result, i, elem);
- Py_DECREF(oldelem);
- break;
- }
- }
+ /* Update the pool indices right-to-left. Only advance to the
+ next pool when the previous one rolls-over */
+ for (i=npools-1 ; i >= 0 ; i--) {
+ pool = PyTuple_GET_ITEM(pools, i);
+ indices[i]++;
+ if (indices[i] == PyTuple_GET_SIZE(pool)) {
+ /* Roll-over and advance to next pool */
+ indices[i] = 0;
+ elem = PyTuple_GET_ITEM(pool, 0);
+ Py_INCREF(elem);
+ oldelem = PyTuple_GET_ITEM(result, i);
+ PyTuple_SET_ITEM(result, i, elem);
+ Py_DECREF(oldelem);
+ } else {
+ /* No rollover. Just increment and stop here. */
+ elem = PyTuple_GET_ITEM(pool, indices[i]);
+ Py_INCREF(elem);
+ oldelem = PyTuple_GET_ITEM(result, i);
+ PyTuple_SET_ITEM(result, i, elem);
+ Py_DECREF(oldelem);
+ break;
+ }
+ }
- /* If i is negative, then the indices have all rolled-over
- and we're done. */
- if (i < 0)
- goto empty;
- }
+ /* If i is negative, then the indices have all rolled-over
+ and we're done. */
+ if (i < 0)
+ goto empty;
+ }
- Py_INCREF(result);
- return result;
+ Py_INCREF(result);
+ return result;
empty:
- lz->stopped = 1;
- return NULL;
+ lz->stopped = 1;
+ return NULL;
}
PyDoc_STRVAR(product_doc,
@@ -1978,59 +1978,59 @@
product((0,1), (0,1), (0,1)) --> (0,0,0) (0,0,1) (0,1,0) (0,1,1) (1,0,0) ...");
static PyTypeObject product_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.product", /* tp_name */
- sizeof(productobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)product_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- product_doc, /* tp_doc */
- (traverseproc)product_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)product_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- product_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.product", /* tp_name */
+ sizeof(productobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)product_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ product_doc, /* tp_doc */
+ (traverseproc)product_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)product_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ product_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* combinations object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *pool; /* input converted to a tuple */
- Py_ssize_t *indices; /* one index per result element */
- PyObject *result; /* most recently returned result tuple */
- Py_ssize_t r; /* size of result tuple */
- int stopped; /* set to 1 when the combinations iterator is exhausted */
+ PyObject_HEAD
+ PyObject *pool; /* input converted to a tuple */
+ Py_ssize_t *indices; /* one index per result element */
+ PyObject *result; /* most recently returned result tuple */
+ Py_ssize_t r; /* size of result tuple */
+ int stopped; /* set to 1 when the combinations iterator is exhausted */
} combinationsobject;
static PyTypeObject combinations_type;
@@ -2038,159 +2038,159 @@
static PyObject *
combinations_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- combinationsobject *co;
- Py_ssize_t n;
- Py_ssize_t r;
- PyObject *pool = NULL;
- PyObject *iterable = NULL;
- Py_ssize_t *indices = NULL;
- Py_ssize_t i;
- static char *kwargs[] = {"iterable", "r", NULL};
-
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "On:combinations", kwargs,
- &iterable, &r))
- return NULL;
+ combinationsobject *co;
+ Py_ssize_t n;
+ Py_ssize_t r;
+ PyObject *pool = NULL;
+ PyObject *iterable = NULL;
+ Py_ssize_t *indices = NULL;
+ Py_ssize_t i;
+ static char *kwargs[] = {"iterable", "r", NULL};
- pool = PySequence_Tuple(iterable);
- if (pool == NULL)
- goto error;
- n = PyTuple_GET_SIZE(pool);
- if (r < 0) {
- PyErr_SetString(PyExc_ValueError, "r must be non-negative");
- goto error;
- }
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "On:combinations", kwargs,
+ &iterable, &r))
+ return NULL;
- indices = PyMem_Malloc(r * sizeof(Py_ssize_t));
- if (indices == NULL) {
- PyErr_NoMemory();
- goto error;
- }
+ pool = PySequence_Tuple(iterable);
+ if (pool == NULL)
+ goto error;
+ n = PyTuple_GET_SIZE(pool);
+ if (r < 0) {
+ PyErr_SetString(PyExc_ValueError, "r must be non-negative");
+ goto error;
+ }
- for (i=0 ; i<r ; i++)
- indices[i] = i;
+ indices = PyMem_Malloc(r * sizeof(Py_ssize_t));
+ if (indices == NULL) {
+ PyErr_NoMemory();
+ goto error;
+ }
- /* create combinationsobject structure */
- co = (combinationsobject *)type->tp_alloc(type, 0);
- if (co == NULL)
- goto error;
+ for (i=0 ; i<r ; i++)
+ indices[i] = i;
- co->pool = pool;
- co->indices = indices;
- co->result = NULL;
- co->r = r;
- co->stopped = r > n ? 1 : 0;
+ /* create combinationsobject structure */
+ co = (combinationsobject *)type->tp_alloc(type, 0);
+ if (co == NULL)
+ goto error;
- return (PyObject *)co;
+ co->pool = pool;
+ co->indices = indices;
+ co->result = NULL;
+ co->r = r;
+ co->stopped = r > n ? 1 : 0;
+
+ return (PyObject *)co;
error:
- if (indices != NULL)
- PyMem_Free(indices);
- Py_XDECREF(pool);
- return NULL;
+ if (indices != NULL)
+ PyMem_Free(indices);
+ Py_XDECREF(pool);
+ return NULL;
}
static void
combinations_dealloc(combinationsobject *co)
{
- PyObject_GC_UnTrack(co);
- Py_XDECREF(co->pool);
- Py_XDECREF(co->result);
- PyMem_Free(co->indices);
- Py_TYPE(co)->tp_free(co);
+ PyObject_GC_UnTrack(co);
+ Py_XDECREF(co->pool);
+ Py_XDECREF(co->result);
+ PyMem_Free(co->indices);
+ Py_TYPE(co)->tp_free(co);
}
static int
combinations_traverse(combinationsobject *co, visitproc visit, void *arg)
{
- Py_VISIT(co->pool);
- Py_VISIT(co->result);
- return 0;
+ Py_VISIT(co->pool);
+ Py_VISIT(co->result);
+ return 0;
}
static PyObject *
combinations_next(combinationsobject *co)
{
- PyObject *elem;
- PyObject *oldelem;
- PyObject *pool = co->pool;
- Py_ssize_t *indices = co->indices;
- PyObject *result = co->result;
- Py_ssize_t n = PyTuple_GET_SIZE(pool);
- Py_ssize_t r = co->r;
- Py_ssize_t i, j, index;
+ PyObject *elem;
+ PyObject *oldelem;
+ PyObject *pool = co->pool;
+ Py_ssize_t *indices = co->indices;
+ PyObject *result = co->result;
+ Py_ssize_t n = PyTuple_GET_SIZE(pool);
+ Py_ssize_t r = co->r;
+ Py_ssize_t i, j, index;
- if (co->stopped)
- return NULL;
+ if (co->stopped)
+ return NULL;
- if (result == NULL) {
- /* On the first pass, initialize result tuple using the indices */
- result = PyTuple_New(r);
- if (result == NULL)
- goto empty;
- co->result = result;
- for (i=0; i<r ; i++) {
- index = indices[i];
- elem = PyTuple_GET_ITEM(pool, index);
- Py_INCREF(elem);
- PyTuple_SET_ITEM(result, i, elem);
- }
- } else {
- /* Copy the previous result tuple or re-use it if available */
- if (Py_REFCNT(result) > 1) {
- PyObject *old_result = result;
- result = PyTuple_New(r);
- if (result == NULL)
- goto empty;
- co->result = result;
- for (i=0; i<r ; i++) {
- elem = PyTuple_GET_ITEM(old_result, i);
- Py_INCREF(elem);
- PyTuple_SET_ITEM(result, i, elem);
- }
- Py_DECREF(old_result);
- }
- /* Now, we've got the only copy so we can update it in-place
- * CPython's empty tuple is a singleton and cached in
- * PyTuple's freelist.
- */
- assert(r == 0 || Py_REFCNT(result) == 1);
+ if (result == NULL) {
+ /* On the first pass, initialize result tuple using the indices */
+ result = PyTuple_New(r);
+ if (result == NULL)
+ goto empty;
+ co->result = result;
+ for (i=0; i<r ; i++) {
+ index = indices[i];
+ elem = PyTuple_GET_ITEM(pool, index);
+ Py_INCREF(elem);
+ PyTuple_SET_ITEM(result, i, elem);
+ }
+ } else {
+ /* Copy the previous result tuple or re-use it if available */
+ if (Py_REFCNT(result) > 1) {
+ PyObject *old_result = result;
+ result = PyTuple_New(r);
+ if (result == NULL)
+ goto empty;
+ co->result = result;
+ for (i=0; i<r ; i++) {
+ elem = PyTuple_GET_ITEM(old_result, i);
+ Py_INCREF(elem);
+ PyTuple_SET_ITEM(result, i, elem);
+ }
+ Py_DECREF(old_result);
+ }
+ /* Now, we've got the only copy so we can update it in-place
+ * CPython's empty tuple is a singleton and cached in
+ * PyTuple's freelist.
+ */
+ assert(r == 0 || Py_REFCNT(result) == 1);
- /* Scan indices right-to-left until finding one that is not
- at its maximum (i + n - r). */
- for (i=r-1 ; i >= 0 && indices[i] == i+n-r ; i--)
- ;
+ /* Scan indices right-to-left until finding one that is not
+ at its maximum (i + n - r). */
+ for (i=r-1 ; i >= 0 && indices[i] == i+n-r ; i--)
+ ;
- /* If i is negative, then the indices are all at
- their maximum value and we're done. */
- if (i < 0)
- goto empty;
+ /* If i is negative, then the indices are all at
+ their maximum value and we're done. */
+ if (i < 0)
+ goto empty;
- /* Increment the current index which we know is not at its
- maximum. Then move back to the right setting each index
- to its lowest possible value (one higher than the index
- to its left -- this maintains the sort order invariant). */
- indices[i]++;
- for (j=i+1 ; j<r ; j++)
- indices[j] = indices[j-1] + 1;
+ /* Increment the current index which we know is not at its
+ maximum. Then move back to the right setting each index
+ to its lowest possible value (one higher than the index
+ to its left -- this maintains the sort order invariant). */
+ indices[i]++;
+ for (j=i+1 ; j<r ; j++)
+ indices[j] = indices[j-1] + 1;
- /* Update the result tuple for the new indices
- starting with i, the leftmost index that changed */
- for ( ; i<r ; i++) {
- index = indices[i];
- elem = PyTuple_GET_ITEM(pool, index);
- Py_INCREF(elem);
- oldelem = PyTuple_GET_ITEM(result, i);
- PyTuple_SET_ITEM(result, i, elem);
- Py_DECREF(oldelem);
- }
- }
+ /* Update the result tuple for the new indices
+ starting with i, the leftmost index that changed */
+ for ( ; i<r ; i++) {
+ index = indices[i];
+ elem = PyTuple_GET_ITEM(pool, index);
+ Py_INCREF(elem);
+ oldelem = PyTuple_GET_ITEM(result, i);
+ PyTuple_SET_ITEM(result, i, elem);
+ Py_DECREF(oldelem);
+ }
+ }
- Py_INCREF(result);
- return result;
+ Py_INCREF(result);
+ return result;
empty:
- co->stopped = 1;
- return NULL;
+ co->stopped = 1;
+ return NULL;
}
PyDoc_STRVAR(combinations_doc,
@@ -2200,52 +2200,52 @@
combinations(range(4), 3) --> (0,1,2), (0,1,3), (0,2,3), (1,2,3)");
static PyTypeObject combinations_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.combinations", /* tp_name */
- sizeof(combinationsobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)combinations_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- combinations_doc, /* tp_doc */
- (traverseproc)combinations_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)combinations_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- combinations_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.combinations", /* tp_name */
+ sizeof(combinationsobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)combinations_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ combinations_doc, /* tp_doc */
+ (traverseproc)combinations_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)combinations_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ combinations_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* permutations object ************************************************************
-
+
def permutations(iterable, r=None):
'permutations(range(3), 2) --> (0,1) (0,2) (1,0) (1,2) (2,0) (2,1)'
pool = tuple(iterable)
@@ -2255,28 +2255,28 @@
cycles = range(n-r+1, n+1)[::-1]
yield tuple(pool[i] for i in indices[:r])
while n:
- for i in reversed(range(r)):
- cycles[i] -= 1
- if cycles[i] == 0:
- indices[i:] = indices[i+1:] + indices[i:i+1]
- cycles[i] = n - i
- else:
- j = cycles[i]
- indices[i], indices[-j] = indices[-j], indices[i]
- yield tuple(pool[i] for i in indices[:r])
- break
+ for i in reversed(range(r)):
+ cycles[i] -= 1
+ if cycles[i] == 0:
+ indices[i:] = indices[i+1:] + indices[i:i+1]
+ cycles[i] = n - i
else:
- return
+ j = cycles[i]
+ indices[i], indices[-j] = indices[-j], indices[i]
+ yield tuple(pool[i] for i in indices[:r])
+ break
+ else:
+ return
*/
typedef struct {
- PyObject_HEAD
- PyObject *pool; /* input converted to a tuple */
- Py_ssize_t *indices; /* one index per element in the pool */
- Py_ssize_t *cycles; /* one rollover counter per element in the result */
- PyObject *result; /* most recently returned result tuple */
- Py_ssize_t r; /* size of result tuple */
- int stopped; /* set to 1 when the permutations iterator is exhausted */
+ PyObject_HEAD
+ PyObject *pool; /* input converted to a tuple */
+ Py_ssize_t *indices; /* one index per element in the pool */
+ Py_ssize_t *cycles; /* one rollover counter per element in the result */
+ PyObject *result; /* most recently returned result tuple */
+ Py_ssize_t r; /* size of result tuple */
+ int stopped; /* set to 1 when the permutations iterator is exhausted */
} permutationsobject;
static PyTypeObject permutations_type;
@@ -2284,180 +2284,180 @@
static PyObject *
permutations_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- permutationsobject *po;
- Py_ssize_t n;
- Py_ssize_t r;
- PyObject *robj = Py_None;
- PyObject *pool = NULL;
- PyObject *iterable = NULL;
- Py_ssize_t *indices = NULL;
- Py_ssize_t *cycles = NULL;
- Py_ssize_t i;
- static char *kwargs[] = {"iterable", "r", NULL};
-
- if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:permutations", kwargs,
- &iterable, &robj))
- return NULL;
+ permutationsobject *po;
+ Py_ssize_t n;
+ Py_ssize_t r;
+ PyObject *robj = Py_None;
+ PyObject *pool = NULL;
+ PyObject *iterable = NULL;
+ Py_ssize_t *indices = NULL;
+ Py_ssize_t *cycles = NULL;
+ Py_ssize_t i;
+ static char *kwargs[] = {"iterable", "r", NULL};
- pool = PySequence_Tuple(iterable);
- if (pool == NULL)
- goto error;
- n = PyTuple_GET_SIZE(pool);
+ if (!PyArg_ParseTupleAndKeywords(args, kwds, "O|O:permutations", kwargs,
+ &iterable, &robj))
+ return NULL;
- r = n;
- if (robj != Py_None) {
- r = PyInt_AsSsize_t(robj);
- if (r == -1 && PyErr_Occurred())
- goto error;
- }
- if (r < 0) {
- PyErr_SetString(PyExc_ValueError, "r must be non-negative");
- goto error;
- }
+ pool = PySequence_Tuple(iterable);
+ if (pool == NULL)
+ goto error;
+ n = PyTuple_GET_SIZE(pool);
- indices = PyMem_Malloc(n * sizeof(Py_ssize_t));
- cycles = PyMem_Malloc(r * sizeof(Py_ssize_t));
- if (indices == NULL || cycles == NULL) {
- PyErr_NoMemory();
- goto error;
- }
+ r = n;
+ if (robj != Py_None) {
+ r = PyInt_AsSsize_t(robj);
+ if (r == -1 && PyErr_Occurred())
+ goto error;
+ }
+ if (r < 0) {
+ PyErr_SetString(PyExc_ValueError, "r must be non-negative");
+ goto error;
+ }
- for (i=0 ; i<n ; i++)
- indices[i] = i;
- for (i=0 ; i<r ; i++)
- cycles[i] = n - i;
+ indices = PyMem_Malloc(n * sizeof(Py_ssize_t));
+ cycles = PyMem_Malloc(r * sizeof(Py_ssize_t));
+ if (indices == NULL || cycles == NULL) {
+ PyErr_NoMemory();
+ goto error;
+ }
- /* create permutationsobject structure */
- po = (permutationsobject *)type->tp_alloc(type, 0);
- if (po == NULL)
- goto error;
+ for (i=0 ; i<n ; i++)
+ indices[i] = i;
+ for (i=0 ; i<r ; i++)
+ cycles[i] = n - i;
- po->pool = pool;
- po->indices = indices;
- po->cycles = cycles;
- po->result = NULL;
- po->r = r;
- po->stopped = r > n ? 1 : 0;
+ /* create permutationsobject structure */
+ po = (permutationsobject *)type->tp_alloc(type, 0);
+ if (po == NULL)
+ goto error;
- return (PyObject *)po;
+ po->pool = pool;
+ po->indices = indices;
+ po->cycles = cycles;
+ po->result = NULL;
+ po->r = r;
+ po->stopped = r > n ? 1 : 0;
+
+ return (PyObject *)po;
error:
- if (indices != NULL)
- PyMem_Free(indices);
- if (cycles != NULL)
- PyMem_Free(cycles);
- Py_XDECREF(pool);
- return NULL;
+ if (indices != NULL)
+ PyMem_Free(indices);
+ if (cycles != NULL)
+ PyMem_Free(cycles);
+ Py_XDECREF(pool);
+ return NULL;
}
static void
permutations_dealloc(permutationsobject *po)
{
- PyObject_GC_UnTrack(po);
- Py_XDECREF(po->pool);
- Py_XDECREF(po->result);
- PyMem_Free(po->indices);
- PyMem_Free(po->cycles);
- Py_TYPE(po)->tp_free(po);
+ PyObject_GC_UnTrack(po);
+ Py_XDECREF(po->pool);
+ Py_XDECREF(po->result);
+ PyMem_Free(po->indices);
+ PyMem_Free(po->cycles);
+ Py_TYPE(po)->tp_free(po);
}
static int
permutations_traverse(permutationsobject *po, visitproc visit, void *arg)
{
- Py_VISIT(po->pool);
- Py_VISIT(po->result);
- return 0;
+ Py_VISIT(po->pool);
+ Py_VISIT(po->result);
+ return 0;
}
static PyObject *
permutations_next(permutationsobject *po)
{
- PyObject *elem;
- PyObject *oldelem;
- PyObject *pool = po->pool;
- Py_ssize_t *indices = po->indices;
- Py_ssize_t *cycles = po->cycles;
- PyObject *result = po->result;
- Py_ssize_t n = PyTuple_GET_SIZE(pool);
- Py_ssize_t r = po->r;
- Py_ssize_t i, j, k, index;
+ PyObject *elem;
+ PyObject *oldelem;
+ PyObject *pool = po->pool;
+ Py_ssize_t *indices = po->indices;
+ Py_ssize_t *cycles = po->cycles;
+ PyObject *result = po->result;
+ Py_ssize_t n = PyTuple_GET_SIZE(pool);
+ Py_ssize_t r = po->r;
+ Py_ssize_t i, j, k, index;
- if (po->stopped)
- return NULL;
+ if (po->stopped)
+ return NULL;
- if (result == NULL) {
- /* On the first pass, initialize result tuple using the indices */
- result = PyTuple_New(r);
- if (result == NULL)
- goto empty;
- po->result = result;
- for (i=0; i<r ; i++) {
- index = indices[i];
- elem = PyTuple_GET_ITEM(pool, index);
- Py_INCREF(elem);
- PyTuple_SET_ITEM(result, i, elem);
- }
- } else {
- if (n == 0)
- goto empty;
+ if (result == NULL) {
+ /* On the first pass, initialize result tuple using the indices */
+ result = PyTuple_New(r);
+ if (result == NULL)
+ goto empty;
+ po->result = result;
+ for (i=0; i<r ; i++) {
+ index = indices[i];
+ elem = PyTuple_GET_ITEM(pool, index);
+ Py_INCREF(elem);
+ PyTuple_SET_ITEM(result, i, elem);
+ }
+ } else {
+ if (n == 0)
+ goto empty;
- /* Copy the previous result tuple or re-use it if available */
- if (Py_REFCNT(result) > 1) {
- PyObject *old_result = result;
- result = PyTuple_New(r);
- if (result == NULL)
- goto empty;
- po->result = result;
- for (i=0; i<r ; i++) {
- elem = PyTuple_GET_ITEM(old_result, i);
- Py_INCREF(elem);
- PyTuple_SET_ITEM(result, i, elem);
- }
- Py_DECREF(old_result);
- }
- /* Now, we've got the only copy so we can update it in-place */
- assert(r == 0 || Py_REFCNT(result) == 1);
+ /* Copy the previous result tuple or re-use it if available */
+ if (Py_REFCNT(result) > 1) {
+ PyObject *old_result = result;
+ result = PyTuple_New(r);
+ if (result == NULL)
+ goto empty;
+ po->result = result;
+ for (i=0; i<r ; i++) {
+ elem = PyTuple_GET_ITEM(old_result, i);
+ Py_INCREF(elem);
+ PyTuple_SET_ITEM(result, i, elem);
+ }
+ Py_DECREF(old_result);
+ }
+ /* Now, we've got the only copy so we can update it in-place */
+ assert(r == 0 || Py_REFCNT(result) == 1);
- /* Decrement rightmost cycle, moving leftward upon zero rollover */
- for (i=r-1 ; i>=0 ; i--) {
- cycles[i] -= 1;
- if (cycles[i] == 0) {
- /* rotatation: indices[i:] = indices[i+1:] + indices[i:i+1] */
- index = indices[i];
- for (j=i ; j<n-1 ; j++)
- indices[j] = indices[j+1];
- indices[n-1] = index;
- cycles[i] = n - i;
- } else {
- j = cycles[i];
- index = indices[i];
- indices[i] = indices[n-j];
- indices[n-j] = index;
+ /* Decrement rightmost cycle, moving leftward upon zero rollover */
+ for (i=r-1 ; i>=0 ; i--) {
+ cycles[i] -= 1;
+ if (cycles[i] == 0) {
+ /* rotatation: indices[i:] = indices[i+1:] + indices[i:i+1] */
+ index = indices[i];
+ for (j=i ; j<n-1 ; j++)
+ indices[j] = indices[j+1];
+ indices[n-1] = index;
+ cycles[i] = n - i;
+ } else {
+ j = cycles[i];
+ index = indices[i];
+ indices[i] = indices[n-j];
+ indices[n-j] = index;
- for (k=i; k<r ; k++) {
- /* start with i, the leftmost element that changed */
- /* yield tuple(pool[k] for k in indices[:r]) */
- index = indices[k];
- elem = PyTuple_GET_ITEM(pool, index);
- Py_INCREF(elem);
- oldelem = PyTuple_GET_ITEM(result, k);
- PyTuple_SET_ITEM(result, k, elem);
- Py_DECREF(oldelem);
- }
- break;
- }
- }
- /* If i is negative, then the cycles have all
- rolled-over and we're done. */
- if (i < 0)
- goto empty;
- }
- Py_INCREF(result);
- return result;
+ for (k=i; k<r ; k++) {
+ /* start with i, the leftmost element that changed */
+ /* yield tuple(pool[k] for k in indices[:r]) */
+ index = indices[k];
+ elem = PyTuple_GET_ITEM(pool, index);
+ Py_INCREF(elem);
+ oldelem = PyTuple_GET_ITEM(result, k);
+ PyTuple_SET_ITEM(result, k, elem);
+ Py_DECREF(oldelem);
+ }
+ break;
+ }
+ }
+ /* If i is negative, then the cycles have all
+ rolled-over and we're done. */
+ if (i < 0)
+ goto empty;
+ }
+ Py_INCREF(result);
+ return result;
empty:
- po->stopped = 1;
- return NULL;
+ po->stopped = 1;
+ return NULL;
}
PyDoc_STRVAR(permutations_doc,
@@ -2467,56 +2467,56 @@
permutations(range(3), 2) --> (0,1), (0,2), (1,0), (1,2), (2,0), (2,1)");
static PyTypeObject permutations_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.permutations", /* tp_name */
- sizeof(permutationsobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)permutations_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- permutations_doc, /* tp_doc */
- (traverseproc)permutations_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)permutations_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- permutations_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.permutations", /* tp_name */
+ sizeof(permutationsobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)permutations_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ permutations_doc, /* tp_doc */
+ (traverseproc)permutations_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)permutations_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ permutations_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* ifilter object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *func;
- PyObject *it;
+ PyObject_HEAD
+ PyObject *func;
+ PyObject *it;
} ifilterobject;
static PyTypeObject ifilter_type;
@@ -2524,83 +2524,83 @@
static PyObject *
ifilter_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *func, *seq;
- PyObject *it;
- ifilterobject *lz;
+ PyObject *func, *seq;
+ PyObject *it;
+ ifilterobject *lz;
- if (type == &ifilter_type && !_PyArg_NoKeywords("ifilter()", kwds))
- return NULL;
+ if (type == &ifilter_type && !_PyArg_NoKeywords("ifilter()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "ifilter", 2, 2, &func, &seq))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "ifilter", 2, 2, &func, &seq))
+ return NULL;
- /* Get iterator. */
- it = PyObject_GetIter(seq);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(seq);
+ if (it == NULL)
+ return NULL;
- /* create ifilterobject structure */
- lz = (ifilterobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- return NULL;
- }
- Py_INCREF(func);
- lz->func = func;
- lz->it = it;
+ /* create ifilterobject structure */
+ lz = (ifilterobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
+ Py_INCREF(func);
+ lz->func = func;
+ lz->it = it;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
ifilter_dealloc(ifilterobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->func);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->func);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
ifilter_traverse(ifilterobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- Py_VISIT(lz->func);
- return 0;
+ Py_VISIT(lz->it);
+ Py_VISIT(lz->func);
+ return 0;
}
static PyObject *
ifilter_next(ifilterobject *lz)
{
- PyObject *item;
- PyObject *it = lz->it;
- long ok;
- PyObject *(*iternext)(PyObject *);
+ PyObject *item;
+ PyObject *it = lz->it;
+ long ok;
+ PyObject *(*iternext)(PyObject *);
- assert(PyIter_Check(it));
- iternext = *Py_TYPE(it)->tp_iternext;
- for (;;) {
- item = iternext(it);
- if (item == NULL)
- return NULL;
+ assert(PyIter_Check(it));
+ iternext = *Py_TYPE(it)->tp_iternext;
+ for (;;) {
+ item = iternext(it);
+ if (item == NULL)
+ return NULL;
- if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) {
- ok = PyObject_IsTrue(item);
- } else {
- PyObject *good;
- good = PyObject_CallFunctionObjArgs(lz->func,
- item, NULL);
- if (good == NULL) {
- Py_DECREF(item);
- return NULL;
- }
- ok = PyObject_IsTrue(good);
- Py_DECREF(good);
- }
- if (ok)
- return item;
- Py_DECREF(item);
- }
+ if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) {
+ ok = PyObject_IsTrue(item);
+ } else {
+ PyObject *good;
+ good = PyObject_CallFunctionObjArgs(lz->func,
+ item, NULL);
+ if (good == NULL) {
+ Py_DECREF(item);
+ return NULL;
+ }
+ ok = PyObject_IsTrue(good);
+ Py_DECREF(good);
+ }
+ if (ok)
+ return item;
+ Py_DECREF(item);
+ }
}
PyDoc_STRVAR(ifilter_doc,
@@ -2610,56 +2610,56 @@
If function is None, return the items that are true.");
static PyTypeObject ifilter_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.ifilter", /* tp_name */
- sizeof(ifilterobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)ifilter_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- ifilter_doc, /* tp_doc */
- (traverseproc)ifilter_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)ifilter_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- ifilter_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.ifilter", /* tp_name */
+ sizeof(ifilterobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)ifilter_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ ifilter_doc, /* tp_doc */
+ (traverseproc)ifilter_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)ifilter_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ ifilter_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* ifilterfalse object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *func;
- PyObject *it;
+ PyObject_HEAD
+ PyObject *func;
+ PyObject *it;
} ifilterfalseobject;
static PyTypeObject ifilterfalse_type;
@@ -2667,84 +2667,84 @@
static PyObject *
ifilterfalse_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- PyObject *func, *seq;
- PyObject *it;
- ifilterfalseobject *lz;
+ PyObject *func, *seq;
+ PyObject *it;
+ ifilterfalseobject *lz;
- if (type == &ifilterfalse_type &&
- !_PyArg_NoKeywords("ifilterfalse()", kwds))
- return NULL;
+ if (type == &ifilterfalse_type &&
+ !_PyArg_NoKeywords("ifilterfalse()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "ifilterfalse", 2, 2, &func, &seq))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "ifilterfalse", 2, 2, &func, &seq))
+ return NULL;
- /* Get iterator. */
- it = PyObject_GetIter(seq);
- if (it == NULL)
- return NULL;
+ /* Get iterator. */
+ it = PyObject_GetIter(seq);
+ if (it == NULL)
+ return NULL;
- /* create ifilterfalseobject structure */
- lz = (ifilterfalseobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(it);
- return NULL;
- }
- Py_INCREF(func);
- lz->func = func;
- lz->it = it;
+ /* create ifilterfalseobject structure */
+ lz = (ifilterfalseobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(it);
+ return NULL;
+ }
+ Py_INCREF(func);
+ lz->func = func;
+ lz->it = it;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
ifilterfalse_dealloc(ifilterfalseobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->func);
- Py_XDECREF(lz->it);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->func);
+ Py_XDECREF(lz->it);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
ifilterfalse_traverse(ifilterfalseobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->it);
- Py_VISIT(lz->func);
- return 0;
+ Py_VISIT(lz->it);
+ Py_VISIT(lz->func);
+ return 0;
}
static PyObject *
ifilterfalse_next(ifilterfalseobject *lz)
{
- PyObject *item;
- PyObject *it = lz->it;
- long ok;
- PyObject *(*iternext)(PyObject *);
+ PyObject *item;
+ PyObject *it = lz->it;
+ long ok;
+ PyObject *(*iternext)(PyObject *);
- assert(PyIter_Check(it));
- iternext = *Py_TYPE(it)->tp_iternext;
- for (;;) {
- item = iternext(it);
- if (item == NULL)
- return NULL;
+ assert(PyIter_Check(it));
+ iternext = *Py_TYPE(it)->tp_iternext;
+ for (;;) {
+ item = iternext(it);
+ if (item == NULL)
+ return NULL;
- if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) {
- ok = PyObject_IsTrue(item);
- } else {
- PyObject *good;
- good = PyObject_CallFunctionObjArgs(lz->func,
- item, NULL);
- if (good == NULL) {
- Py_DECREF(item);
- return NULL;
- }
- ok = PyObject_IsTrue(good);
- Py_DECREF(good);
- }
- if (!ok)
- return item;
- Py_DECREF(item);
- }
+ if (lz->func == Py_None || lz->func == (PyObject *)&PyBool_Type) {
+ ok = PyObject_IsTrue(item);
+ } else {
+ PyObject *good;
+ good = PyObject_CallFunctionObjArgs(lz->func,
+ item, NULL);
+ if (good == NULL) {
+ Py_DECREF(item);
+ return NULL;
+ }
+ ok = PyObject_IsTrue(good);
+ Py_DECREF(good);
+ }
+ if (!ok)
+ return item;
+ Py_DECREF(item);
+ }
}
PyDoc_STRVAR(ifilterfalse_doc,
@@ -2754,56 +2754,56 @@
If function is None, return the items that are false.");
static PyTypeObject ifilterfalse_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.ifilterfalse", /* tp_name */
- sizeof(ifilterfalseobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)ifilterfalse_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- ifilterfalse_doc, /* tp_doc */
- (traverseproc)ifilterfalse_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)ifilterfalse_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- ifilterfalse_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.ifilterfalse", /* tp_name */
+ sizeof(ifilterfalseobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)ifilterfalse_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ ifilterfalse_doc, /* tp_doc */
+ (traverseproc)ifilterfalse_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)ifilterfalse_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ ifilterfalse_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* count object ************************************************************/
typedef struct {
- PyObject_HEAD
- Py_ssize_t cnt;
- PyObject *long_cnt; /* Arbitrarily large count when cnt >= PY_SSIZE_T_MAX */
+ PyObject_HEAD
+ Py_ssize_t cnt;
+ PyObject *long_cnt; /* Arbitrarily large count when cnt >= PY_SSIZE_T_MAX */
} countobject;
static PyTypeObject count_type;
@@ -2811,115 +2811,115 @@
static PyObject *
count_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- countobject *lz;
- Py_ssize_t cnt = 0;
- PyObject *cnt_arg = NULL;
- PyObject *long_cnt = NULL;
+ countobject *lz;
+ Py_ssize_t cnt = 0;
+ PyObject *cnt_arg = NULL;
+ PyObject *long_cnt = NULL;
- if (type == &count_type && !_PyArg_NoKeywords("count()", kwds))
- return NULL;
+ if (type == &count_type && !_PyArg_NoKeywords("count()", kwds))
+ return NULL;
- if (!PyArg_UnpackTuple(args, "count", 0, 1, &cnt_arg))
- return NULL;
+ if (!PyArg_UnpackTuple(args, "count", 0, 1, &cnt_arg))
+ return NULL;
- if (cnt_arg != NULL) {
- cnt = PyInt_AsSsize_t(cnt_arg);
- if (cnt == -1 && PyErr_Occurred()) {
- PyErr_Clear();
- if (!PyLong_Check(cnt_arg)) {
- PyErr_SetString(PyExc_TypeError, "an integer is required");
- return NULL;
- }
- long_cnt = cnt_arg;
- Py_INCREF(long_cnt);
- cnt = PY_SSIZE_T_MAX;
- }
- }
+ if (cnt_arg != NULL) {
+ cnt = PyInt_AsSsize_t(cnt_arg);
+ if (cnt == -1 && PyErr_Occurred()) {
+ PyErr_Clear();
+ if (!PyLong_Check(cnt_arg)) {
+ PyErr_SetString(PyExc_TypeError, "an integer is required");
+ return NULL;
+ }
+ long_cnt = cnt_arg;
+ Py_INCREF(long_cnt);
+ cnt = PY_SSIZE_T_MAX;
+ }
+ }
- /* create countobject structure */
- lz = (countobject *)PyObject_New(countobject, &count_type);
- if (lz == NULL) {
- Py_XDECREF(long_cnt);
- return NULL;
- }
- lz->cnt = cnt;
- lz->long_cnt = long_cnt;
+ /* create countobject structure */
+ lz = (countobject *)PyObject_New(countobject, &count_type);
+ if (lz == NULL) {
+ Py_XDECREF(long_cnt);
+ return NULL;
+ }
+ lz->cnt = cnt;
+ lz->long_cnt = long_cnt;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
count_dealloc(countobject *lz)
{
- Py_XDECREF(lz->long_cnt);
- PyObject_Del(lz);
+ Py_XDECREF(lz->long_cnt);
+ PyObject_Del(lz);
}
static PyObject *
count_nextlong(countobject *lz)
{
- static PyObject *one = NULL;
- PyObject *cnt;
- PyObject *stepped_up;
+ static PyObject *one = NULL;
+ PyObject *cnt;
+ PyObject *stepped_up;
- if (lz->long_cnt == NULL) {
- lz->long_cnt = PyInt_FromSsize_t(PY_SSIZE_T_MAX);
- if (lz->long_cnt == NULL)
- return NULL;
- }
- if (one == NULL) {
- one = PyInt_FromLong(1);
- if (one == NULL)
- return NULL;
- }
- cnt = lz->long_cnt;
- assert(cnt != NULL);
- stepped_up = PyNumber_Add(cnt, one);
- if (stepped_up == NULL)
- return NULL;
- lz->long_cnt = stepped_up;
- return cnt;
+ if (lz->long_cnt == NULL) {
+ lz->long_cnt = PyInt_FromSsize_t(PY_SSIZE_T_MAX);
+ if (lz->long_cnt == NULL)
+ return NULL;
+ }
+ if (one == NULL) {
+ one = PyInt_FromLong(1);
+ if (one == NULL)
+ return NULL;
+ }
+ cnt = lz->long_cnt;
+ assert(cnt != NULL);
+ stepped_up = PyNumber_Add(cnt, one);
+ if (stepped_up == NULL)
+ return NULL;
+ lz->long_cnt = stepped_up;
+ return cnt;
}
static PyObject *
count_next(countobject *lz)
{
- if (lz->cnt == PY_SSIZE_T_MAX)
- return count_nextlong(lz);
- return PyInt_FromSsize_t(lz->cnt++);
+ if (lz->cnt == PY_SSIZE_T_MAX)
+ return count_nextlong(lz);
+ return PyInt_FromSsize_t(lz->cnt++);
}
static PyObject *
count_repr(countobject *lz)
{
- PyObject *cnt_repr;
- PyObject *result;
+ PyObject *cnt_repr;
+ PyObject *result;
- if (lz->cnt != PY_SSIZE_T_MAX)
- return PyString_FromFormat("count(%zd)", lz->cnt);
+ if (lz->cnt != PY_SSIZE_T_MAX)
+ return PyString_FromFormat("count(%zd)", lz->cnt);
- cnt_repr = PyObject_Repr(lz->long_cnt);
- if (cnt_repr == NULL)
- return NULL;
- result = PyString_FromFormat("count(%s)", PyString_AS_STRING(cnt_repr));
- Py_DECREF(cnt_repr);
- return result;
+ cnt_repr = PyObject_Repr(lz->long_cnt);
+ if (cnt_repr == NULL)
+ return NULL;
+ result = PyString_FromFormat("count(%s)", PyString_AS_STRING(cnt_repr));
+ Py_DECREF(cnt_repr);
+ return result;
}
static PyObject *
count_reduce(countobject *lz)
{
- if (lz->cnt == PY_SSIZE_T_MAX)
- return Py_BuildValue("O(O)", Py_TYPE(lz), lz->long_cnt);
- return Py_BuildValue("O(n)", Py_TYPE(lz), lz->cnt);
+ if (lz->cnt == PY_SSIZE_T_MAX)
+ return Py_BuildValue("O(O)", Py_TYPE(lz), lz->long_cnt);
+ return Py_BuildValue("O(n)", Py_TYPE(lz), lz->cnt);
}
PyDoc_STRVAR(count_reduce_doc, "Return state information for pickling.");
static PyMethodDef count_methods[] = {
- {"__reduce__", (PyCFunction)count_reduce, METH_NOARGS,
- count_reduce_doc},
- {NULL, NULL} /* sentinel */
+ {"__reduce__", (PyCFunction)count_reduce, METH_NOARGS,
+ count_reduce_doc},
+ {NULL, NULL} /* sentinel */
};
PyDoc_STRVAR(count_doc,
@@ -2929,45 +2929,45 @@
integers starting from zero or, if specified, from firstval.");
static PyTypeObject count_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.count", /* tp_name */
- sizeof(countobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)count_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- (reprfunc)count_repr, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT, /* tp_flags */
- count_doc, /* tp_doc */
- 0, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)count_next, /* tp_iternext */
- count_methods, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- count_new, /* tp_new */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.count", /* tp_name */
+ sizeof(countobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)count_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ (reprfunc)count_repr, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT, /* tp_flags */
+ count_doc, /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)count_next, /* tp_iternext */
+ count_methods, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ count_new, /* tp_new */
};
@@ -2976,10 +2976,10 @@
#include "Python.h"
typedef struct {
- PyObject_HEAD
- Py_ssize_t tuplesize;
- PyObject *ittuple; /* tuple of iterators */
- PyObject *result;
+ PyObject_HEAD
+ Py_ssize_t tuplesize;
+ PyObject *ittuple; /* tuple of iterators */
+ PyObject *result;
} izipobject;
static PyTypeObject izip_type;
@@ -2987,120 +2987,120 @@
static PyObject *
izip_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- izipobject *lz;
- Py_ssize_t i;
- PyObject *ittuple; /* tuple of iterators */
- PyObject *result;
- Py_ssize_t tuplesize = PySequence_Length(args);
+ izipobject *lz;
+ Py_ssize_t i;
+ PyObject *ittuple; /* tuple of iterators */
+ PyObject *result;
+ Py_ssize_t tuplesize = PySequence_Length(args);
- if (type == &izip_type && !_PyArg_NoKeywords("izip()", kwds))
- return NULL;
+ if (type == &izip_type && !_PyArg_NoKeywords("izip()", kwds))
+ return NULL;
- /* args must be a tuple */
- assert(PyTuple_Check(args));
+ /* args must be a tuple */
+ assert(PyTuple_Check(args));
- /* obtain iterators */
- ittuple = PyTuple_New(tuplesize);
- if (ittuple == NULL)
- return NULL;
- for (i=0; i < tuplesize; ++i) {
- PyObject *item = PyTuple_GET_ITEM(args, i);
- PyObject *it = PyObject_GetIter(item);
- if (it == NULL) {
- if (PyErr_ExceptionMatches(PyExc_TypeError))
- PyErr_Format(PyExc_TypeError,
- "izip argument #%zd must support iteration",
- i+1);
- Py_DECREF(ittuple);
- return NULL;
- }
- PyTuple_SET_ITEM(ittuple, i, it);
- }
+ /* obtain iterators */
+ ittuple = PyTuple_New(tuplesize);
+ if (ittuple == NULL)
+ return NULL;
+ for (i=0; i < tuplesize; ++i) {
+ PyObject *item = PyTuple_GET_ITEM(args, i);
+ PyObject *it = PyObject_GetIter(item);
+ if (it == NULL) {
+ if (PyErr_ExceptionMatches(PyExc_TypeError))
+ PyErr_Format(PyExc_TypeError,
+ "izip argument #%zd must support iteration",
+ i+1);
+ Py_DECREF(ittuple);
+ return NULL;
+ }
+ PyTuple_SET_ITEM(ittuple, i, it);
+ }
- /* create a result holder */
- result = PyTuple_New(tuplesize);
- if (result == NULL) {
- Py_DECREF(ittuple);
- return NULL;
- }
- for (i=0 ; i < tuplesize ; i++) {
- Py_INCREF(Py_None);
- PyTuple_SET_ITEM(result, i, Py_None);
- }
+ /* create a result holder */
+ result = PyTuple_New(tuplesize);
+ if (result == NULL) {
+ Py_DECREF(ittuple);
+ return NULL;
+ }
+ for (i=0 ; i < tuplesize ; i++) {
+ Py_INCREF(Py_None);
+ PyTuple_SET_ITEM(result, i, Py_None);
+ }
- /* create izipobject structure */
- lz = (izipobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(ittuple);
- Py_DECREF(result);
- return NULL;
- }
- lz->ittuple = ittuple;
- lz->tuplesize = tuplesize;
- lz->result = result;
+ /* create izipobject structure */
+ lz = (izipobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(ittuple);
+ Py_DECREF(result);
+ return NULL;
+ }
+ lz->ittuple = ittuple;
+ lz->tuplesize = tuplesize;
+ lz->result = result;
- return (PyObject *)lz;
+ return (PyObject *)lz;
}
static void
izip_dealloc(izipobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->ittuple);
- Py_XDECREF(lz->result);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->ittuple);
+ Py_XDECREF(lz->result);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
izip_traverse(izipobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->ittuple);
- Py_VISIT(lz->result);
- return 0;
+ Py_VISIT(lz->ittuple);
+ Py_VISIT(lz->result);
+ return 0;
}
static PyObject *
izip_next(izipobject *lz)
{
- Py_ssize_t i;
- Py_ssize_t tuplesize = lz->tuplesize;
- PyObject *result = lz->result;
- PyObject *it;
- PyObject *item;
- PyObject *olditem;
+ Py_ssize_t i;
+ Py_ssize_t tuplesize = lz->tuplesize;
+ PyObject *result = lz->result;
+ PyObject *it;
+ PyObject *item;
+ PyObject *olditem;
- if (tuplesize == 0)
- return NULL;
- if (Py_REFCNT(result) == 1) {
- Py_INCREF(result);
- for (i=0 ; i < tuplesize ; i++) {
- it = PyTuple_GET_ITEM(lz->ittuple, i);
- assert(PyIter_Check(it));
- item = (*Py_TYPE(it)->tp_iternext)(it);
- if (item == NULL) {
- Py_DECREF(result);
- return NULL;
- }
- olditem = PyTuple_GET_ITEM(result, i);
- PyTuple_SET_ITEM(result, i, item);
- Py_DECREF(olditem);
- }
- } else {
- result = PyTuple_New(tuplesize);
- if (result == NULL)
- return NULL;
- for (i=0 ; i < tuplesize ; i++) {
- it = PyTuple_GET_ITEM(lz->ittuple, i);
- assert(PyIter_Check(it));
- item = (*Py_TYPE(it)->tp_iternext)(it);
- if (item == NULL) {
- Py_DECREF(result);
- return NULL;
- }
- PyTuple_SET_ITEM(result, i, item);
- }
- }
- return result;
+ if (tuplesize == 0)
+ return NULL;
+ if (Py_REFCNT(result) == 1) {
+ Py_INCREF(result);
+ for (i=0 ; i < tuplesize ; i++) {
+ it = PyTuple_GET_ITEM(lz->ittuple, i);
+ assert(PyIter_Check(it));
+ item = (*Py_TYPE(it)->tp_iternext)(it);
+ if (item == NULL) {
+ Py_DECREF(result);
+ return NULL;
+ }
+ olditem = PyTuple_GET_ITEM(result, i);
+ PyTuple_SET_ITEM(result, i, item);
+ Py_DECREF(olditem);
+ }
+ } else {
+ result = PyTuple_New(tuplesize);
+ if (result == NULL)
+ return NULL;
+ for (i=0 ; i < tuplesize ; i++) {
+ it = PyTuple_GET_ITEM(lz->ittuple, i);
+ assert(PyIter_Check(it));
+ item = (*Py_TYPE(it)->tp_iternext)(it);
+ if (item == NULL) {
+ Py_DECREF(result);
+ return NULL;
+ }
+ PyTuple_SET_ITEM(result, i, item);
+ }
+ }
+ return result;
}
PyDoc_STRVAR(izip_doc,
@@ -3114,56 +3114,56 @@
a list.");
static PyTypeObject izip_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.izip", /* tp_name */
- sizeof(izipobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)izip_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- izip_doc, /* tp_doc */
- (traverseproc)izip_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)izip_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- izip_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.izip", /* tp_name */
+ sizeof(izipobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)izip_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ izip_doc, /* tp_doc */
+ (traverseproc)izip_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)izip_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ izip_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* repeat object ************************************************************/
typedef struct {
- PyObject_HEAD
- PyObject *element;
- Py_ssize_t cnt;
+ PyObject_HEAD
+ PyObject *element;
+ Py_ssize_t cnt;
} repeatobject;
static PyTypeObject repeat_type;
@@ -3171,88 +3171,88 @@
static PyObject *
repeat_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- repeatobject *ro;
- PyObject *element;
- Py_ssize_t cnt = -1;
+ repeatobject *ro;
+ PyObject *element;
+ Py_ssize_t cnt = -1;
- if (type == &repeat_type && !_PyArg_NoKeywords("repeat()", kwds))
- return NULL;
+ if (type == &repeat_type && !_PyArg_NoKeywords("repeat()", kwds))
+ return NULL;
- if (!PyArg_ParseTuple(args, "O|n:repeat", &element, &cnt))
- return NULL;
+ if (!PyArg_ParseTuple(args, "O|n:repeat", &element, &cnt))
+ return NULL;
- if (PyTuple_Size(args) == 2 && cnt < 0)
- cnt = 0;
+ if (PyTuple_Size(args) == 2 && cnt < 0)
+ cnt = 0;
- ro = (repeatobject *)type->tp_alloc(type, 0);
- if (ro == NULL)
- return NULL;
- Py_INCREF(element);
- ro->element = element;
- ro->cnt = cnt;
- return (PyObject *)ro;
+ ro = (repeatobject *)type->tp_alloc(type, 0);
+ if (ro == NULL)
+ return NULL;
+ Py_INCREF(element);
+ ro->element = element;
+ ro->cnt = cnt;
+ return (PyObject *)ro;
}
static void
repeat_dealloc(repeatobject *ro)
{
- PyObject_GC_UnTrack(ro);
- Py_XDECREF(ro->element);
- Py_TYPE(ro)->tp_free(ro);
+ PyObject_GC_UnTrack(ro);
+ Py_XDECREF(ro->element);
+ Py_TYPE(ro)->tp_free(ro);
}
static int
repeat_traverse(repeatobject *ro, visitproc visit, void *arg)
{
- Py_VISIT(ro->element);
- return 0;
+ Py_VISIT(ro->element);
+ return 0;
}
static PyObject *
repeat_next(repeatobject *ro)
{
- if (ro->cnt == 0)
- return NULL;
- if (ro->cnt > 0)
- ro->cnt--;
- Py_INCREF(ro->element);
- return ro->element;
+ if (ro->cnt == 0)
+ return NULL;
+ if (ro->cnt > 0)
+ ro->cnt--;
+ Py_INCREF(ro->element);
+ return ro->element;
}
static PyObject *
repeat_repr(repeatobject *ro)
{
- PyObject *result, *objrepr;
+ PyObject *result, *objrepr;
- objrepr = PyObject_Repr(ro->element);
- if (objrepr == NULL)
- return NULL;
+ objrepr = PyObject_Repr(ro->element);
+ if (objrepr == NULL)
+ return NULL;
- if (ro->cnt == -1)
- result = PyString_FromFormat("repeat(%s)",
- PyString_AS_STRING(objrepr));
- else
- result = PyString_FromFormat("repeat(%s, %zd)",
- PyString_AS_STRING(objrepr), ro->cnt);
- Py_DECREF(objrepr);
- return result;
-}
+ if (ro->cnt == -1)
+ result = PyString_FromFormat("repeat(%s)",
+ PyString_AS_STRING(objrepr));
+ else
+ result = PyString_FromFormat("repeat(%s, %zd)",
+ PyString_AS_STRING(objrepr), ro->cnt);
+ Py_DECREF(objrepr);
+ return result;
+}
static PyObject *
repeat_len(repeatobject *ro)
{
- if (ro->cnt == -1) {
- PyErr_SetString(PyExc_TypeError, "len() of unsized object");
- return NULL;
- }
- return PyInt_FromSize_t(ro->cnt);
+ if (ro->cnt == -1) {
+ PyErr_SetString(PyExc_TypeError, "len() of unsized object");
+ return NULL;
+ }
+ return PyInt_FromSize_t(ro->cnt);
}
PyDoc_STRVAR(length_hint_doc, "Private method returning an estimate of len(list(it)).");
static PyMethodDef repeat_methods[] = {
- {"__length_hint__", (PyCFunction)repeat_len, METH_NOARGS, length_hint_doc},
- {NULL, NULL} /* sentinel */
+ {"__length_hint__", (PyCFunction)repeat_len, METH_NOARGS, length_hint_doc},
+ {NULL, NULL} /* sentinel */
};
PyDoc_STRVAR(repeat_doc,
@@ -3261,47 +3261,47 @@
endlessly.");
static PyTypeObject repeat_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.repeat", /* tp_name */
- sizeof(repeatobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)repeat_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- (reprfunc)repeat_repr, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- repeat_doc, /* tp_doc */
- (traverseproc)repeat_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)repeat_next, /* tp_iternext */
- repeat_methods, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- repeat_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.repeat", /* tp_name */
+ sizeof(repeatobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)repeat_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ (reprfunc)repeat_repr, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ repeat_doc, /* tp_doc */
+ (traverseproc)repeat_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)repeat_next, /* tp_iternext */
+ repeat_methods, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ repeat_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* iziplongest object ************************************************************/
@@ -3309,12 +3309,12 @@
#include "Python.h"
typedef struct {
- PyObject_HEAD
- Py_ssize_t tuplesize;
- Py_ssize_t numactive;
- PyObject *ittuple; /* tuple of iterators */
- PyObject *result;
- PyObject *fillvalue;
+ PyObject_HEAD
+ Py_ssize_t tuplesize;
+ Py_ssize_t numactive;
+ PyObject *ittuple; /* tuple of iterators */
+ PyObject *result;
+ PyObject *fillvalue;
} iziplongestobject;
static PyTypeObject iziplongest_type;
@@ -3322,161 +3322,161 @@
static PyObject *
izip_longest_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
{
- iziplongestobject *lz;
- Py_ssize_t i;
- PyObject *ittuple; /* tuple of iterators */
- PyObject *result;
- PyObject *fillvalue = Py_None;
- Py_ssize_t tuplesize = PySequence_Length(args);
+ iziplongestobject *lz;
+ Py_ssize_t i;
+ PyObject *ittuple; /* tuple of iterators */
+ PyObject *result;
+ PyObject *fillvalue = Py_None;
+ Py_ssize_t tuplesize = PySequence_Length(args);
- if (kwds != NULL && PyDict_CheckExact(kwds) && PyDict_Size(kwds) > 0) {
- fillvalue = PyDict_GetItemString(kwds, "fillvalue");
- if (fillvalue == NULL || PyDict_Size(kwds) > 1) {
- PyErr_SetString(PyExc_TypeError,
- "izip_longest() got an unexpected keyword argument");
- return NULL;
- }
+ if (kwds != NULL && PyDict_CheckExact(kwds) && PyDict_Size(kwds) > 0) {
+ fillvalue = PyDict_GetItemString(kwds, "fillvalue");
+ if (fillvalue == NULL || PyDict_Size(kwds) > 1) {
+ PyErr_SetString(PyExc_TypeError,
+ "izip_longest() got an unexpected keyword argument");
+ return NULL;
}
+ }
- /* args must be a tuple */
- assert(PyTuple_Check(args));
+ /* args must be a tuple */
+ assert(PyTuple_Check(args));
- /* obtain iterators */
- ittuple = PyTuple_New(tuplesize);
- if (ittuple == NULL)
- return NULL;
- for (i=0; i < tuplesize; ++i) {
- PyObject *item = PyTuple_GET_ITEM(args, i);
- PyObject *it = PyObject_GetIter(item);
- if (it == NULL) {
- if (PyErr_ExceptionMatches(PyExc_TypeError))
- PyErr_Format(PyExc_TypeError,
- "izip_longest argument #%zd must support iteration",
- i+1);
- Py_DECREF(ittuple);
- return NULL;
- }
- PyTuple_SET_ITEM(ittuple, i, it);
- }
+ /* obtain iterators */
+ ittuple = PyTuple_New(tuplesize);
+ if (ittuple == NULL)
+ return NULL;
+ for (i=0; i < tuplesize; ++i) {
+ PyObject *item = PyTuple_GET_ITEM(args, i);
+ PyObject *it = PyObject_GetIter(item);
+ if (it == NULL) {
+ if (PyErr_ExceptionMatches(PyExc_TypeError))
+ PyErr_Format(PyExc_TypeError,
+ "izip_longest argument #%zd must support iteration",
+ i+1);
+ Py_DECREF(ittuple);
+ return NULL;
+ }
+ PyTuple_SET_ITEM(ittuple, i, it);
+ }
- /* create a result holder */
- result = PyTuple_New(tuplesize);
- if (result == NULL) {
- Py_DECREF(ittuple);
- return NULL;
- }
- for (i=0 ; i < tuplesize ; i++) {
- Py_INCREF(Py_None);
- PyTuple_SET_ITEM(result, i, Py_None);
- }
+ /* create a result holder */
+ result = PyTuple_New(tuplesize);
+ if (result == NULL) {
+ Py_DECREF(ittuple);
+ return NULL;
+ }
+ for (i=0 ; i < tuplesize ; i++) {
+ Py_INCREF(Py_None);
+ PyTuple_SET_ITEM(result, i, Py_None);
+ }
- /* create iziplongestobject structure */
- lz = (iziplongestobject *)type->tp_alloc(type, 0);
- if (lz == NULL) {
- Py_DECREF(ittuple);
- Py_DECREF(result);
- return NULL;
- }
- lz->ittuple = ittuple;
- lz->tuplesize = tuplesize;
- lz->numactive = tuplesize;
- lz->result = result;
- Py_INCREF(fillvalue);
- lz->fillvalue = fillvalue;
- return (PyObject *)lz;
+ /* create iziplongestobject structure */
+ lz = (iziplongestobject *)type->tp_alloc(type, 0);
+ if (lz == NULL) {
+ Py_DECREF(ittuple);
+ Py_DECREF(result);
+ return NULL;
+ }
+ lz->ittuple = ittuple;
+ lz->tuplesize = tuplesize;
+ lz->numactive = tuplesize;
+ lz->result = result;
+ Py_INCREF(fillvalue);
+ lz->fillvalue = fillvalue;
+ return (PyObject *)lz;
}
static void
izip_longest_dealloc(iziplongestobject *lz)
{
- PyObject_GC_UnTrack(lz);
- Py_XDECREF(lz->ittuple);
- Py_XDECREF(lz->result);
- Py_XDECREF(lz->fillvalue);
- Py_TYPE(lz)->tp_free(lz);
+ PyObject_GC_UnTrack(lz);
+ Py_XDECREF(lz->ittuple);
+ Py_XDECREF(lz->result);
+ Py_XDECREF(lz->fillvalue);
+ Py_TYPE(lz)->tp_free(lz);
}
static int
izip_longest_traverse(iziplongestobject *lz, visitproc visit, void *arg)
{
- Py_VISIT(lz->ittuple);
- Py_VISIT(lz->result);
- Py_VISIT(lz->fillvalue);
- return 0;
+ Py_VISIT(lz->ittuple);
+ Py_VISIT(lz->result);
+ Py_VISIT(lz->fillvalue);
+ return 0;
}
static PyObject *
izip_longest_next(iziplongestobject *lz)
{
- Py_ssize_t i;
- Py_ssize_t tuplesize = lz->tuplesize;
- PyObject *result = lz->result;
- PyObject *it;
- PyObject *item;
- PyObject *olditem;
+ Py_ssize_t i;
+ Py_ssize_t tuplesize = lz->tuplesize;
+ PyObject *result = lz->result;
+ PyObject *it;
+ PyObject *item;
+ PyObject *olditem;
- if (tuplesize == 0)
- return NULL;
- if (lz->numactive == 0)
- return NULL;
- if (Py_REFCNT(result) == 1) {
- Py_INCREF(result);
- for (i=0 ; i < tuplesize ; i++) {
- it = PyTuple_GET_ITEM(lz->ittuple, i);
- if (it == NULL) {
- Py_INCREF(lz->fillvalue);
- item = lz->fillvalue;
- } else {
- assert(PyIter_Check(it));
- item = PyIter_Next(it);
- if (item == NULL) {
- lz->numactive -= 1;
- if (lz->numactive == 0 || PyErr_Occurred()) {
- lz->numactive = 0;
- Py_DECREF(result);
- return NULL;
- } else {
- Py_INCREF(lz->fillvalue);
- item = lz->fillvalue;
- PyTuple_SET_ITEM(lz->ittuple, i, NULL);
- Py_DECREF(it);
- }
- }
- }
- olditem = PyTuple_GET_ITEM(result, i);
- PyTuple_SET_ITEM(result, i, item);
- Py_DECREF(olditem);
- }
- } else {
- result = PyTuple_New(tuplesize);
- if (result == NULL)
+ if (tuplesize == 0)
+ return NULL;
+ if (lz->numactive == 0)
+ return NULL;
+ if (Py_REFCNT(result) == 1) {
+ Py_INCREF(result);
+ for (i=0 ; i < tuplesize ; i++) {
+ it = PyTuple_GET_ITEM(lz->ittuple, i);
+ if (it == NULL) {
+ Py_INCREF(lz->fillvalue);
+ item = lz->fillvalue;
+ } else {
+ assert(PyIter_Check(it));
+ item = PyIter_Next(it);
+ if (item == NULL) {
+ lz->numactive -= 1;
+ if (lz->numactive == 0 || PyErr_Occurred()) {
+ lz->numactive = 0;
+ Py_DECREF(result);
return NULL;
- for (i=0 ; i < tuplesize ; i++) {
- it = PyTuple_GET_ITEM(lz->ittuple, i);
- if (it == NULL) {
- Py_INCREF(lz->fillvalue);
- item = lz->fillvalue;
- } else {
- assert(PyIter_Check(it));
- item = PyIter_Next(it);
- if (item == NULL) {
- lz->numactive -= 1;
- if (lz->numactive == 0 || PyErr_Occurred()) {
- lz->numactive = 0;
- Py_DECREF(result);
- return NULL;
- } else {
- Py_INCREF(lz->fillvalue);
- item = lz->fillvalue;
- PyTuple_SET_ITEM(lz->ittuple, i, NULL);
- Py_DECREF(it);
- }
- }
- }
- PyTuple_SET_ITEM(result, i, item);
+ } else {
+ Py_INCREF(lz->fillvalue);
+ item = lz->fillvalue;
+ PyTuple_SET_ITEM(lz->ittuple, i, NULL);
+ Py_DECREF(it);
+ }
}
+ }
+ olditem = PyTuple_GET_ITEM(result, i);
+ PyTuple_SET_ITEM(result, i, item);
+ Py_DECREF(olditem);
}
- return result;
+ } else {
+ result = PyTuple_New(tuplesize);
+ if (result == NULL)
+ return NULL;
+ for (i=0 ; i < tuplesize ; i++) {
+ it = PyTuple_GET_ITEM(lz->ittuple, i);
+ if (it == NULL) {
+ Py_INCREF(lz->fillvalue);
+ item = lz->fillvalue;
+ } else {
+ assert(PyIter_Check(it));
+ item = PyIter_Next(it);
+ if (item == NULL) {
+ lz->numactive -= 1;
+ if (lz->numactive == 0 || PyErr_Occurred()) {
+ lz->numactive = 0;
+ Py_DECREF(result);
+ return NULL;
+ } else {
+ Py_INCREF(lz->fillvalue);
+ item = lz->fillvalue;
+ PyTuple_SET_ITEM(lz->ittuple, i, NULL);
+ Py_DECREF(it);
+ }
+ }
+ }
+ PyTuple_SET_ITEM(result, i, item);
+ }
+ }
+ return result;
}
PyDoc_STRVAR(izip_longest_doc,
@@ -3491,47 +3491,47 @@
");
static PyTypeObject iziplongest_type = {
- PyVarObject_HEAD_INIT(NULL, 0)
- "itertools.izip_longest", /* tp_name */
- sizeof(iziplongestobject), /* tp_basicsize */
- 0, /* tp_itemsize */
- /* methods */
- (destructor)izip_longest_dealloc, /* tp_dealloc */
- 0, /* tp_print */
- 0, /* tp_getattr */
- 0, /* tp_setattr */
- 0, /* tp_compare */
- 0, /* tp_repr */
- 0, /* tp_as_number */
- 0, /* tp_as_sequence */
- 0, /* tp_as_mapping */
- 0, /* tp_hash */
- 0, /* tp_call */
- 0, /* tp_str */
- PyObject_GenericGetAttr, /* tp_getattro */
- 0, /* tp_setattro */
- 0, /* tp_as_buffer */
- Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
- Py_TPFLAGS_BASETYPE, /* tp_flags */
- izip_longest_doc, /* tp_doc */
- (traverseproc)izip_longest_traverse, /* tp_traverse */
- 0, /* tp_clear */
- 0, /* tp_richcompare */
- 0, /* tp_weaklistoffset */
- PyObject_SelfIter, /* tp_iter */
- (iternextfunc)izip_longest_next, /* tp_iternext */
- 0, /* tp_methods */
- 0, /* tp_members */
- 0, /* tp_getset */
- 0, /* tp_base */
- 0, /* tp_dict */
- 0, /* tp_descr_get */
- 0, /* tp_descr_set */
- 0, /* tp_dictoffset */
- 0, /* tp_init */
- 0, /* tp_alloc */
- izip_longest_new, /* tp_new */
- PyObject_GC_Del, /* tp_free */
+ PyVarObject_HEAD_INIT(NULL, 0)
+ "itertools.izip_longest", /* tp_name */
+ sizeof(iziplongestobject), /* tp_basicsize */
+ 0, /* tp_itemsize */
+ /* methods */
+ (destructor)izip_longest_dealloc, /* tp_dealloc */
+ 0, /* tp_print */
+ 0, /* tp_getattr */
+ 0, /* tp_setattr */
+ 0, /* tp_compare */
+ 0, /* tp_repr */
+ 0, /* tp_as_number */
+ 0, /* tp_as_sequence */
+ 0, /* tp_as_mapping */
+ 0, /* tp_hash */
+ 0, /* tp_call */
+ 0, /* tp_str */
+ PyObject_GenericGetAttr, /* tp_getattro */
+ 0, /* tp_setattro */
+ 0, /* tp_as_buffer */
+ Py_TPFLAGS_DEFAULT | Py_TPFLAGS_HAVE_GC |
+ Py_TPFLAGS_BASETYPE, /* tp_flags */
+ izip_longest_doc, /* tp_doc */
+ (traverseproc)izip_longest_traverse, /* tp_traverse */
+ 0, /* tp_clear */
+ 0, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ PyObject_SelfIter, /* tp_iter */
+ (iternextfunc)izip_longest_next, /* tp_iternext */
+ 0, /* tp_methods */
+ 0, /* tp_members */
+ 0, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ 0, /* tp_init */
+ 0, /* tp_alloc */
+ izip_longest_new, /* tp_new */
+ PyObject_GC_Del, /* tp_free */
};
/* module level code ********************************************************/
@@ -3567,55 +3567,55 @@
static PyMethodDef module_methods[] = {
- {"tee", (PyCFunction)tee, METH_VARARGS, tee_doc},
- {NULL, NULL} /* sentinel */
+ {"tee", (PyCFunction)tee, METH_VARARGS, tee_doc},
+ {NULL, NULL} /* sentinel */
};
PyMODINIT_FUNC
inititertools(void)
{
- int i;
- PyObject *m;
- char *name;
- PyTypeObject *typelist[] = {
- &combinations_type,
- &cycle_type,
- &dropwhile_type,
- &takewhile_type,
- &islice_type,
- &starmap_type,
- &imap_type,
- &chain_type,
- &ifilter_type,
- &ifilterfalse_type,
- &count_type,
- &izip_type,
- &iziplongest_type,
- &permutations_type,
- &product_type,
- &repeat_type,
- &groupby_type,
- NULL
- };
+ int i;
+ PyObject *m;
+ char *name;
+ PyTypeObject *typelist[] = {
+ &combinations_type,
+ &cycle_type,
+ &dropwhile_type,
+ &takewhile_type,
+ &islice_type,
+ &starmap_type,
+ &imap_type,
+ &chain_type,
+ &ifilter_type,
+ &ifilterfalse_type,
+ &count_type,
+ &izip_type,
+ &iziplongest_type,
+ &permutations_type,
+ &product_type,
+ &repeat_type,
+ &groupby_type,
+ NULL
+ };
- Py_TYPE(&teedataobject_type) = &PyType_Type;
- m = Py_InitModule3("itertools", module_methods, module_doc);
- if (m == NULL)
- return;
+ Py_TYPE(&teedataobject_type) = &PyType_Type;
+ m = Py_InitModule3("itertools", module_methods, module_doc);
+ if (m == NULL)
+ return;
- for (i=0 ; typelist[i] != NULL ; i++) {
- if (PyType_Ready(typelist[i]) < 0)
- return;
- name = strchr(typelist[i]->tp_name, '.');
- assert (name != NULL);
- Py_INCREF(typelist[i]);
- PyModule_AddObject(m, name+1, (PyObject *)typelist[i]);
- }
+ for (i=0 ; typelist[i] != NULL ; i++) {
+ if (PyType_Ready(typelist[i]) < 0)
+ return;
+ name = strchr(typelist[i]->tp_name, '.');
+ assert (name != NULL);
+ Py_INCREF(typelist[i]);
+ PyModule_AddObject(m, name+1, (PyObject *)typelist[i]);
+ }
- if (PyType_Ready(&teedataobject_type) < 0)
- return;
- if (PyType_Ready(&tee_type) < 0)
- return;
- if (PyType_Ready(&_grouper_type) < 0)
- return;
+ if (PyType_Ready(&teedataobject_type) < 0)
+ return;
+ if (PyType_Ready(&tee_type) < 0)
+ return;
+ if (PyType_Ready(&_grouper_type) < 0)
+ return;
}