code: def query_associated_azure_publisher(self, publisher_name):
          
          route_values = {}
          if publisher_name is not None:
              route_values['publisherName'] = self._serialize.url('publisher_name', publisher_name, 'str')
          response = self._send(http_method='GET',
                                location_id='efd202a6-9d87-4ebc-9229-d2b8ae2fdb6d',
                                version='5.1-preview.1',
                                route_values=route_values)
          return self._deserialize('AzurePublisher', response)
docs: QueryAssociatedAzurePublisher.
          [Preview API]
          :param str publisher_name:
          :rtype: :class:`<AzurePublisher> <azure.devops.v5_1.gallery.models.AzurePublisher>`