code: def get_provider_info(self, user_descriptor):
          
          route_values = {}
          if user_descriptor is not None:
              route_values['userDescriptor'] = self._serialize.url('user_descriptor', user_descriptor, 'str')
          response = self._send(http_method='GET',
                                location_id='1e377995-6fa2-4588-bd64-930186abdcfa',
                                version='5.0-preview.1',
                                route_values=route_values)
          return self._deserialize('GraphProviderInfo', response)
docs: GetProviderInfo.
          [Preview API]
          :param str user_descriptor:
          :rtype: :class:`<GraphProviderInfo> <azure.devops.v5_0.graph.models.GraphProviderInfo>`