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Issue #9130: Fix validation of relative imports in parser module.

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This commit is contained in:
Mark Dickinson 2010-07-04 16:47:56 +00:00
parent a7ee59b3d3
commit 75b44b3437
3 changed files with 26 additions and 3 deletions
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20
Lib/test/test_parser.py
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@ -221,6 +221,12 @@ class RoundtripLegalSyntaxTestCase(unittest.TestCase):
self.check_suite("import sys as system, math")
self.check_suite("import sys, math as my_math")
def test_relative_imports(self):
self.check_suite("from . import name")
self.check_suite("from .. import name")
self.check_suite("from .pkg import name")
self.check_suite("from ..pkg import name")
def test_pep263(self):
self.check_suite("# -*- coding: iso-8859-1 -*-\n"
"pass\n")
@ -519,6 +525,20 @@ class IllegalSyntaxTestCase(unittest.TestCase):
(0, ''))
self.check_bad_tree(tree, "malformed global ast")
def test_missing_import_source(self):
# from import a
tree = \
(257,
(267,
(268,
(269,
(281,
(283, (1, 'from'), (1, 'import'),
(286, (284, (1, 'fred')))))),
(4, ''))),
(4, ''), (0, ''))
self.check_bad_tree(tree, "from import a")
class CompileTestCase(unittest.TestCase):