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Fix the formatting of KeyboardInterrupt -- a bad issubclass() call.

This commit is contained in:
Guido van Rossum 2006-05-02 17:36:09 +00:00
parent a883701dff
commit 8f6cbe1502
2 changed files with 7 additions and 1 deletions
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6
Lib/test/test_traceback.py
View File

@ -103,6 +103,12 @@ def test():
import sys
sys.exc_traceback.__members__
def test_base_exception(self):
# Test that exceptions derived from BaseException are formatted right
e = KeyboardInterrupt()
lst = traceback.format_exception_only(e.__class__, e)
self.assertEqual(lst, ['KeyboardInterrupt\n'])
def test_main():
run_unittest(TracebackCases)

2
Lib/traceback.py
View File

@ -158,7 +158,7 @@ def format_exception_only(etype, value):
"""
list = []
if (type(etype) == types.ClassType
or (isinstance(etype, type) and issubclass(etype, Exception))):
or (isinstance(etype, type) and issubclass(etype, BaseException))):
stype = etype.__name__
else:
stype = etype