old_contents: from ...neural.id2vec import *
  from ...neural.vecs2vecs import *
  from ...neural._classes import *
  
new_contents: from ...i2v import *
  from ...v2v import *
  from ...t2t import *
  from ...t2v import *
  from ...api import *
  from ...misc import *
  
subject: Update test_imports