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Use with open() as fo: ... instead of try: fo = open(...) finally: fo.close()

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fo is not set if the open() fails.
This commit is contained in:
Victor Stinner 2010-05-16 00:34:40 +00:00
parent 3bea1ede7d
commit 8a470d6039
1 changed files with 4 additions and 6 deletions
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10
Lib/test/list_tests.py
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@ -57,13 +57,11 @@ def test_print(self):
d.append(d)
d.append(400)
try:
fo = open(test_support.TESTFN, "wb")
print >> fo, d,
fo.close()
fo = open(test_support.TESTFN, "rb")
self.assertEqual(fo.read(), repr(d))
with open(test_support.TESTFN, "wb") as fo:
print >> fo, d,
with open(test_support.TESTFN, "rb") as fo:
self.assertEqual(fo.read(), repr(d))
finally:
fo.close()
os.remove(test_support.TESTFN)
def test_set_subscript(self):