code: def query_publishers(self, publisher_query):
          
          content = self._serialize.body(publisher_query, 'PublisherQuery')
          response = self._send(http_method='POST',
                                location_id='2ad6ee0a-b53f-4034-9d1d-d009fda1212e',
                                version='5.0-preview.1',
                                content=content)
          return self._deserialize('PublisherQueryResult', response)
docs: QueryPublishers.
          [Preview API]
          :param :class:`<PublisherQuery> <azure.devops.v5_0.gallery.models.PublisherQuery>` publisher_query:
          :rtype: :class:`<PublisherQueryResult> <azure.devops.v5_0.gallery.models.PublisherQueryResult>`