code: def pop_front(self):
          '''Remove the first element from of the list.'''
          backend = self.backend
          return backend.execute(backend.structure(self).pop_front(),
                                 self.value_pickler.loadsf pop_front(self):
          '''Remove the first element from of the list.'''
          backend = self.backend
          return backend.execute(backend.structure(self).pop_front(),
                                 self.value_pickler.loads)
docs: Remove the first element from of the list.