code: def create(self, project, name, **attrs):
          
          attrs.update(
              {
                  'project': project, 'name': name
              }
          )
          return self._new_resource(payload=attrs)
docs: Create a new :class:`CustomAttribute`.
  
          :param project: :class:`Project` id
          :param name: name of the custom attribute
          :param attrs: optional attributes of the custom attributes