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Issue #28410: Added _PyErr_FormatFromCause() -- the helper for raising

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new exception with setting current exception as __cause__.

_PyErr_FormatFromCause(exception, format, args...) is equivalent to Python

    raise exception(format % args) from sys.exc_info()[1]
This commit is contained in:
Serhiy Storchaka 2016-10-21 17:09:17 +03:00
parent b0426cd8c4
commit 467ab194fc
7 changed files with 70 additions and 53 deletions
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4
Lib/test/test_capi.py
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@ -222,8 +222,8 @@ class CAPITest(unittest.TestCase):
br'result with an error set\n'
br'ValueError\n'
br'\n'
br'During handling of the above exception, '
br'another exception occurred:\n'
br'The above exception was the direct cause '
br'of the following exception:\n'
br'\n'
br'SystemError: <built-in '
br'function return_result_with_error> '