docs: def _update_repo(self, juicer_repo, pulp_repo, env, repo_diff, query='/repositories/'):
          """
          `from_file` - JSON file of repo definitions
          `noop` - Boolean, if true don't actually create/update repos, just show what would have happened
  
          https://pulp-dev-guide.readthedocs.org/en/pulp-2.3/integration/rest-api/repo/cud.html#update-a-distributor-associated-with-a-repository
          https://pulp-dev-guide.readthedocs.org/en/pulp-2.3/integration/rest-api/repo/cud.html#update-an-importer-associated-with-a-repository
  
          Distributor update:
          Method: PUT
          Path: /pulp/api/v2/repositories/<repo_id>/distributors/<distributor_id>/
  
          Importer update:
          Method: PUT
          Path: /pulp/api/v2/repositories/<repo_id>/importers/<importer_id>/
          """
          repo_id = "%s-%s" % (juicer_repo['name'], env)
          distributor_id = "yum_distributor"
          importer_id = "yum_importer"
          distributor_diff = repo_diff.diff()['distributor']
          importer_diff = repo_diff.diff()['importer']
  
          distributor_query = query + "%s/distributors/%s/" % (repo_id, distributor_id)
          importer_query = query + "%s/importers/%s/" % (repo_id, importer_id)
  
          ##############################################################
          # Importer update
          _r = self.connectors[env].put(distributor_query, distributor_diff)
          if _r.status_code == Constants.PULP_PUT_OK:
              juicer.utils.Log.log_notice("Update request accepted for %s", repo_id)
          elif _r.status_code == Constants.PULP_PUT_CONFLICT:
              juicer.utils.Log.log_debug(str(_r.content))
          elif _r.status_code == Constants.PULP_PUT_NOT_FOUND:
              juicer.utils.Log.log_debug(str(_r.content))
          else:
              _r.raise_for_status()
  
          ##############################################################
          # Distributor update
          _r = self.connectors[env].put(importer_query, importer_diff)
          if _r.status_code == Constants.PULP_PUT_OK:
              juicer.utils.Log.log_notice("Update request accepted for %s", repo_id)
          elif _r.status_code == Constants.PULP_PUT_CONFLICT:
              juicer.utils.Log.log_debug(str(_r.content))
          elif _r.status_code == Constants.PULP_PUT_NOT_FOUND:
              juicer.utils.Log.log_debug(str(_r.content))
          else:
              _r.raise_for_status()
  
          return True