code: def remote_exception(exc, tb):
      
      if type(exc) in exceptions:
          typ = exceptions[type(exc)]
          return typ(exc, tb)
      else:
          try:
              typ = type(exc.__class__.__name__,
                         (RemoteException, type(exc)),
                         {'exception_type': type(exc)})
              exceptions[type(exc)] = typ
              return typ(exc, tb)
          except TypeError:
              return exc
docs: Metaclass that wraps exception type in RemoteException