code: def approve(self, access_level=gitlab.DEVELOPER_ACCESS, **kwargs):
          
  
          path = '%s/%s/approve' % (self.manager.path, self.id)
          data = {'access_level': access_level}
          server_data = self.manager.gitlab.http_put(path, post_data=data,
                                                     **kwargs)
          self._update_attrs(server_data)
docs: Approve an access request.
  
          Args:
              access_level (int): The access level for the user
              **kwargs: Extra options to send to the server (e.g. sudo)
  
          Raises:
              GitlabAuthenticationError: If authentication is not correct
              GitlabUpdateError: If the server fails to perform the request