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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 _base_request(self, method):
 """Factory method for generating the base XML requests."""

        request = E.Element(method)
        request.set('xmlns', 'AnetApi/xml/v1/schema/AnetApiSchema.xsd')
        request.append(self.client_auth)
        return request