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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def create(cls, name, trust_all_cas=True):
 """ Create new External Gateway :param str name: name of test_external gateway :param bool trust_all_cas: whether to trust all internal CA's (default: True) :return: instance with meta :rtype: ExternalGateway """

        json = {'name': name,
                'trust_all_cas': trust_all_cas}

        return ElementCreator(cls, json)