def __init__(self, originalException):
        self.__dict__.update(originalException.__dict__)
        self.originalException = originalException
Test to ensure it's possible to add headers on the fly
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/python/filepath.py/UnlistableError.__init__--crossover with--dataset/ETHPy150Open timothycrosley/hug/tests/test_routing.py/TestHTTPRouter.test_add_response_headers