<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def save(self, fname):
 """Save a pickled version of the embedding into `fname`."""


    vec = self.vectors
    voc = self.vocabulary.getstate()
    state = (voc, vec)
    with open(fname, 'wb') as f:
      pickle.dump(state, f, protocol=pickle.HIGHEST_PROTOCOL)