Function _addError

Lib/unittest/case.py:100–105

(result, test, exc_info)

        result.addSuccess(test_case)

def _addError(result, test, exc_info):
    if result is not None and exc_info is not None:
        if issubclass(exc_info[0], test.failureException):
            result.addFailure(test, exc_info)
        else:
            result.addError(test, exc_info)

def _id(obj):
    return obj