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Issue #10160: Speed up operator.attrgetter. Patch by Christos Georgiou.

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This commit is contained in:
Antoine Pitrou 2010-10-31 15:26:04 +00:00
parent 65b4af34d7
commit e974571d36
4 changed files with 112 additions and 30 deletions
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9
Lib/test/test_operator.py
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@ -275,8 +275,7 @@ class OperatorTestCase(unittest.TestCase):
self.assertEqual(f(a), 'arthur')
f = operator.attrgetter('rank')
self.assertRaises(AttributeError, f, a)
f = operator.attrgetter(2)
self.assertRaises(TypeError, f, a)
self.assertRaises(TypeError, operator.attrgetter, 2)
self.assertRaises(TypeError, operator.attrgetter)
# multiple gets
@ -285,7 +284,7 @@ class OperatorTestCase(unittest.TestCase):
record.y = 'Y'
record.z = 'Z'
self.assertEqual(operator.attrgetter('x','z','y')(record), ('X', 'Z', 'Y'))
self.assertRaises(TypeError, operator.attrgetter('x', (), 'y'), record)
self.assertRaises(TypeError, operator.attrgetter, ('x', (), 'y'))
class C(object):
def __getattr__(self, name):
@ -304,6 +303,10 @@ class OperatorTestCase(unittest.TestCase):
self.assertEqual(f(a), ('arthur', 'thomas'))
f = operator.attrgetter('name', 'child.name', 'child.child.name')
self.assertRaises(AttributeError, f, a)
f = operator.attrgetter('child.')
self.assertRaises(AttributeError, f, a)
f = operator.attrgetter('.child')
self.assertRaises(AttributeError, f, a)
a.child.child = A()
a.child.child.name = 'johnson'