Merged revisions 63856-63857,63859-63860 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk

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  r63856 | robert.schuppenies | 2008-06-01 18:16:17 +0200 (So, 01 Jun 2008) | 2 lines

  Issue #2898: Added sys.getsizeof() to retrieve size of objects in bytes.
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  r63859 | georg.brandl | 2008-06-01 18:42:16 +0200 (So, 01 Jun 2008) | 2 lines

  Some style nits. Also clarify in the docstrings what __sizeof__ does.
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  r63860 | georg.brandl | 2008-06-01 19:05:56 +0200 (So, 01 Jun 2008) | 2 lines

  Fix test_descrtut.
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diff --git a/Objects/bytesobject.c b/Objects/bytesobject.c
index 3f22e7c..ab6207b 100644
--- a/Objects/bytesobject.c
+++ b/Objects/bytesobject.c
@@ -2784,6 +2784,17 @@
 	return NULL;
 }
 
+PyDoc_STRVAR(sizeof__doc__,
+"S.__sizeof__() -> size of S in memory, in bytes");
+
+static PyObject *
+string_sizeof(PyBytesObject *v)
+{
+	Py_ssize_t res;
+	res = sizeof(PyBytesObject) + Py_SIZE(v) * Py_TYPE(v)->tp_itemsize;
+	return PyLong_FromSsize_t(res);
+}
+
 
 static PyObject *
 string_getnewargs(PyBytesObject *v)
@@ -2848,6 +2859,8 @@
 	 translate__doc__},
 	{"upper", (PyCFunction)stringlib_upper, METH_NOARGS, _Py_upper__doc__},
 	{"zfill", (PyCFunction)stringlib_zfill, METH_VARARGS, zfill__doc__},
+	{"__sizeof__", (PyCFunction)string_sizeof, METH_NOARGS,
+	 sizeof__doc__},
 	{NULL,     NULL}		     /* sentinel */
 };