old_contents: from sovrin.error import SovrinError
  
  from sovrin.anoncreds import Anoncreds
  from sovrin.ledger import Ledger
  from sovrin.pool import Pool
  from sovrin.signus import Signus
  from sovrin.wallet import Wallet
  
  __all__ = ["Wallet"]
  
new_contents: from sovrin.error import SovrinError
  
  from sovrin.anoncreds import Anoncreds
  from sovrin.ledger import Ledger
  from sovrin.pool import Pool
  from sovrin.signus import Signus
  from sovrin.wallet import Wallet
  
subject: clean out __all__