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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 _WsdlHasMethod(self, method_name):
 """Determine if the wsdl contains a method. Args: method_name: The name of the method to search. Returns: True if the method is in the WSDL, otherwise False. """

    return method_name in self.suds_client.wsdl.services[0].ports[0].methods