Merged revisions 63829-63831,63858,63865,63879,63882,63948,63970-63972,63976,63989,64014-64015,64021-64022,64063-64065,64067 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r63829 | mark.summerfield | 2008-05-31 15:05:34 +0200 (Sat, 31 May 2008) | 4 lines
Added a note to [] that special forms & special chars lose their meaning
and backrefs can't be used inside []
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r63830 | georg.brandl | 2008-05-31 16:40:09 +0200 (Sat, 31 May 2008) | 2 lines
#3010: clarification about stdin/use_rawinput.
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r63831 | georg.brandl | 2008-05-31 16:45:55 +0200 (Sat, 31 May 2008) | 2 lines
#3005: add explaining sentence to easydialogs docs.
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r63858 | georg.brandl | 2008-06-01 18:41:31 +0200 (Sun, 01 Jun 2008) | 2 lines
Add plain text make target.
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r63865 | georg.brandl | 2008-06-01 21:24:36 +0200 (Sun, 01 Jun 2008) | 2 lines
Spaces vs. tabs.
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r63879 | gregory.p.smith | 2008-06-02 00:57:47 +0200 (Mon, 02 Jun 2008) | 3 lines
Make the _H #define's match the header file names. Fix comments to
mention the correct type names.
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r63882 | gregory.p.smith | 2008-06-02 01:48:47 +0200 (Mon, 02 Jun 2008) | 3 lines
Adds a Thread.getIdent() method to provide the _get_ident() value for
any given threading.Thread object. feature request issue 2871.
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r63948 | alexandre.vassalotti | 2008-06-04 22:41:44 +0200 (Wed, 04 Jun 2008) | 2 lines
Fixed complex.__getnewargs__() to not emit another complex object.
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r63970 | andrew.kuchling | 2008-06-06 01:33:54 +0200 (Fri, 06 Jun 2008) | 1 line
Document 'utc' parameter
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r63971 | andrew.kuchling | 2008-06-06 01:35:31 +0200 (Fri, 06 Jun 2008) | 1 line
Add various items
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r63972 | andrew.kuchling | 2008-06-06 01:35:48 +0200 (Fri, 06 Jun 2008) | 1 line
Grammar fix
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r63976 | georg.brandl | 2008-06-06 09:34:50 +0200 (Fri, 06 Jun 2008) | 2 lines
Markup fix.
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r63989 | thomas.heller | 2008-06-06 20:42:11 +0200 (Fri, 06 Jun 2008) | 2 lines
Add a reminder for the maintainer of whatsnew.
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r64014 | georg.brandl | 2008-06-07 17:59:10 +0200 (Sat, 07 Jun 2008) | 3 lines
Factor out docstring dedenting from inspect.getdoc() into inspect.cleandoc()
to ease standalone use of the algorithm.
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r64015 | georg.brandl | 2008-06-07 18:04:01 +0200 (Sat, 07 Jun 2008) | 2 lines
Revert unwanted changes.
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r64021 | georg.brandl | 2008-06-07 20:16:12 +0200 (Sat, 07 Jun 2008) | 2 lines
X-ref to numbers module.
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r64022 | georg.brandl | 2008-06-07 20:17:37 +0200 (Sat, 07 Jun 2008) | 3 lines
Document the "st" API, to avoid confusion with the "new" AST.
Add a note about using the new AST module.
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r64063 | martin.v.loewis | 2008-06-10 07:03:35 +0200 (Tue, 10 Jun 2008) | 2 lines
Add Gregor Lingl.
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r64064 | georg.brandl | 2008-06-10 09:45:28 +0200 (Tue, 10 Jun 2008) | 2 lines
Add the "ast" module, containing helpers to ease use of the "_ast" classes.
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r64065 | raymond.hettinger | 2008-06-10 09:57:15 +0200 (Tue, 10 Jun 2008) | 1 line
Add Arnaud for his efforts on multi-arg set operations.
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r64067 | georg.brandl | 2008-06-10 14:46:39 +0200 (Tue, 10 Jun 2008) | 2 lines
#2536: fix itertools.permutations and itertools.combinations docstrings.
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diff --git a/Lib/test/test_ast.py b/Lib/test/test_ast.py
index 4c74cf7..2aa3b8f 100644
--- a/Lib/test/test_ast.py
+++ b/Lib/test/test_ast.py
@@ -1,6 +1,6 @@
import sys, unittest
from test import support
-import _ast
+import ast
def to_tuple(t):
if t is None or isinstance(t, (str, int, complex)):
@@ -117,9 +117,9 @@
class AST_Tests(unittest.TestCase):
def _assert_order(self, ast_node, parent_pos):
- if not isinstance(ast_node, _ast.AST) or ast_node._fields is None:
+ if not isinstance(ast_node, ast.AST) or ast_node._fields is None:
return
- if isinstance(ast_node, (_ast.expr, _ast.stmt, _ast.excepthandler)):
+ if isinstance(ast_node, (ast.expr, ast.stmt, ast.excepthandler)):
node_pos = (ast_node.lineno, ast_node.col_offset)
self.assert_(node_pos >= parent_pos)
parent_pos = (ast_node.lineno, ast_node.col_offset)
@@ -136,29 +136,29 @@
(single_tests, single_results, "single"),
(eval_tests, eval_results, "eval")):
for i, o in zip(input, output):
- ast_tree = compile(i, "?", kind, _ast.PyCF_ONLY_AST)
+ ast_tree = compile(i, "?", kind, ast.PyCF_ONLY_AST)
self.assertEquals(to_tuple(ast_tree), o)
self._assert_order(ast_tree, (0, 0))
def test_nodeclasses(self):
- x = _ast.BinOp(1, 2, 3, lineno=0)
+ x = ast.BinOp(1, 2, 3, lineno=0)
self.assertEquals(x.left, 1)
self.assertEquals(x.op, 2)
self.assertEquals(x.right, 3)
self.assertEquals(x.lineno, 0)
# node raises exception when not given enough arguments
- self.assertRaises(TypeError, _ast.BinOp, 1, 2)
+ self.assertRaises(TypeError, ast.BinOp, 1, 2)
# can set attributes through kwargs too
- x = _ast.BinOp(left=1, op=2, right=3, lineno=0)
+ x = ast.BinOp(left=1, op=2, right=3, lineno=0)
self.assertEquals(x.left, 1)
self.assertEquals(x.op, 2)
self.assertEquals(x.right, 3)
self.assertEquals(x.lineno, 0)
# this used to fail because Sub._fields was None
- x = _ast.Sub()
+ x = ast.Sub()
def test_pickling(self):
import pickle
@@ -175,8 +175,99 @@
ast2 = mod.loads(mod.dumps(ast, protocol))
self.assertEquals(to_tuple(ast2), to_tuple(ast))
+
+class ASTHelpers_Test(unittest.TestCase):
+
+ def test_parse(self):
+ a = ast.parse('foo(1 + 1)')
+ b = compile('foo(1 + 1)', '<unknown>', 'exec', ast.PyCF_ONLY_AST)
+ self.assertEqual(ast.dump(a), ast.dump(b))
+
+ def test_dump(self):
+ node = ast.parse('spam(eggs, "and cheese")')
+ self.assertEqual(ast.dump(node),
+ "Module(body=[Expr(value=Call(func=Name(id='spam', ctx=Load()), "
+ "args=[Name(id='eggs', ctx=Load()), Str(s='and cheese')], "
+ "keywords=[], starargs=None, kwargs=None))])"
+ )
+ self.assertEqual(ast.dump(node, annotate_fields=False),
+ "Module([Expr(Call(Name('spam', Load()), [Name('eggs', Load()), "
+ "Str('and cheese')], [], None, None))])"
+ )
+ self.assertEqual(ast.dump(node, include_attributes=True),
+ "Module(body=[Expr(value=Call(func=Name(id='spam', ctx=Load(), "
+ "lineno=1, col_offset=0), args=[Name(id='eggs', ctx=Load(), "
+ "lineno=1, col_offset=5), Str(s='and cheese', lineno=1, "
+ "col_offset=11)], keywords=[], starargs=None, kwargs=None, "
+ "lineno=1, col_offset=0), lineno=1, col_offset=0)])"
+ )
+
+ def test_copy_location(self):
+ src = ast.parse('1 + 1', mode='eval')
+ src.body.right = ast.copy_location(ast.Num(2), src.body.right)
+ self.assertEqual(ast.dump(src, include_attributes=True),
+ 'Expression(body=BinOp(left=Num(n=1, lineno=1, col_offset=0), '
+ 'op=Add(), right=Num(n=2, lineno=1, col_offset=4), lineno=1, '
+ 'col_offset=0))'
+ )
+
+ def test_fix_missing_locations(self):
+ src = ast.parse('write("spam")')
+ src.body.append(ast.Expr(ast.Call(ast.Name('spam', ast.Load()),
+ [ast.Str('eggs')], [], None, None)))
+ self.assertEqual(src, ast.fix_missing_locations(src))
+ self.assertEqual(ast.dump(src, include_attributes=True),
+ "Module(body=[Expr(value=Call(func=Name(id='write', ctx=Load(), "
+ "lineno=1, col_offset=0), args=[Str(s='spam', lineno=1, "
+ "col_offset=6)], keywords=[], starargs=None, kwargs=None, "
+ "lineno=1, col_offset=0), lineno=1, col_offset=0), "
+ "Expr(value=Call(func=Name(id='spam', ctx=Load(), lineno=1, "
+ "col_offset=0), args=[Str(s='eggs', lineno=1, col_offset=0)], "
+ "keywords=[], starargs=None, kwargs=None, lineno=1, "
+ "col_offset=0), lineno=1, col_offset=0)])"
+ )
+
+ def test_increment_lineno(self):
+ src = ast.parse('1 + 1', mode='eval')
+ self.assertEqual(ast.increment_lineno(src, n=3), src)
+ self.assertEqual(ast.dump(src, include_attributes=True),
+ 'Expression(body=BinOp(left=Num(n=1, lineno=4, col_offset=0), '
+ 'op=Add(), right=Num(n=1, lineno=4, col_offset=4), lineno=4, '
+ 'col_offset=0))'
+ )
+
+ def test_iter_fields(self):
+ node = ast.parse('foo()', mode='eval')
+ d = dict(ast.iter_fields(node.body))
+ self.assertEqual(d.pop('func').id, 'foo')
+ self.assertEqual(d, {'keywords': [], 'kwargs': None,
+ 'args': [], 'starargs': None})
+
+ def test_iter_child_nodes(self):
+ node = ast.parse("spam(23, 42, eggs='leek')", mode='eval')
+ self.assertEqual(len(list(ast.iter_child_nodes(node.body))), 4)
+ iterator = ast.iter_child_nodes(node.body)
+ self.assertEqual(next(iterator).id, 'spam')
+ self.assertEqual(next(iterator).n, 23)
+ self.assertEqual(next(iterator).n, 42)
+ self.assertEqual(ast.dump(next(iterator)),
+ "keyword(arg='eggs', value=Str(s='leek'))"
+ )
+
+ def test_get_docstring(self):
+ node = ast.parse('def foo():\n """line one\n line two"""')
+ self.assertEqual(ast.get_docstring(node.body[0]),
+ 'line one\nline two')
+
+ def test_literal_eval(self):
+ self.assertEqual(ast.literal_eval('[1, 2, 3]'), [1, 2, 3])
+ self.assertEqual(ast.literal_eval('{"foo": 42}'), {"foo": 42})
+ self.assertEqual(ast.literal_eval('(True, False, None)'), (True, False, None))
+ self.assertRaises(ValueError, ast.literal_eval, 'foo()')
+
+
def test_main():
- support.run_unittest(AST_Tests)
+ support.run_unittest(AST_Tests, ASTHelpers_Test)
def main():
if __name__ != '__main__':