code: def set_project_properties(self, project_id, patch_document):
          
          route_values = {}
          if project_id is not None:
              route_values['projectId'] = self._serialize.url('project_id', project_id, 'str')
          content = self._serialize.body(patch_document, '[JsonPatchOperation]')
          self._send(http_method='PATCH',
                     location_id='4976a71a-4487-49aa-8aab-a1eda469037a',
                     version='5.1-preview.1',
                     route_values=route_values,
                     content=content,
                     media_type='application/json-patch+json')
docs: SetProjectProperties.
          [Preview API] Create, update, and delete team project properties.
          :param str project_id: The team project ID.
          :param :class:`<[JsonPatchOperation]> <azure.devops.v5_1.core.models.[JsonPatchOperation]>` patch_document: A JSON Patch document that represents an array of property operations. See RFC 6902 for more details on JSON Patch. The accepted operation verbs are Add and Remove, where Add is used for both creating and updating properties. The path consists of a forward slash and a property name.