old_contents: from .key import key_factory
  
  BitcoinKey = key_factory('Bitcoin', pubkey_hash='00', privkey_hash='80')
  LitecoinKey = key_factory('Litecoin', pubkey_hash='30', privkey_hash='B0')
  
  __version__ = '0.0.0.dev3'
new_contents: from .key import key_factory
  
  BitcoinKey = key_factory('Bitcoin', pubkey_hash='00', privkey_hash='80')
  LitecoinKey = key_factory('Litecoin', pubkey_hash='30', privkey_hash='B0')
  
  __version__ = '0.0.1'
subject: bump version