code: def update_service_definitions(self, service_definitions):
          
          content = self._serialize.body(service_definitions, 'VssJsonCollectionWrapper')
          self._send(http_method='PATCH',
                     location_id='d810a47d-f4f4-4a62-a03f-fa1860585c4c',
                     version='5.0-preview.1',
                     content=content)
docs: UpdateServiceDefinitions.
          [Preview API]
          :param :class:`<VssJsonCollectionWrapper> <azure.devops.v5_0.location.models.VssJsonCollectionWrapper>` service_definitions: