31 lines
582 B
Python
31 lines
582 B
Python
"""
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Tests for detecting redefinition of builtins.
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"""
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from pyflakes import messages as m
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from pyflakes.test.harness import TestCase
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class TestBuiltins(TestCase):
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def test_builtin_unbound_local(self):
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self.flakes('''
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def foo():
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a = range(1, 10)
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range = a
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return range
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foo()
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print(range)
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''', m.UndefinedLocal)
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def test_global_shadowing_builtin(self):
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self.flakes('''
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def f():
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global range
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range = None
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print(range)
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f()
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''')
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