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bpo-41322: added deprecation warning for tests returning value!=None (GH-27748)

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andrei kulakov 2021-08-19 05:41:04 -04:00 • committed by GitHub
parent 0fd66e46b2
commit 3db42fc5ac
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3 changed files with 10 additions and 2 deletions
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4
Lib/unittest/case.py
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@ -546,7 +546,9 @@ class TestCase(object):
self.setUp()
def _callTestMethod(self, method):
method()
if method() is not None:
warnings.warn(f'It is deprecated to return a value!=None from a '
f'test case ({method})', DeprecationWarning)
def _callTearDown(self):
self.tearDown()