code: def all_balances(currency, services=None, verbose=False, timeout=None):
      
      balances = {}
      if not services:
          services = [
              x(verbose=verbose, timeout=timeout)
              for x in ExchangeUniverse.get_authenticated_services()
          ]
  
      for e in services:
          try:
              balances[e] = e.get_exchange_balance(currency)
          except NotImplementedError:
              if verbose:
                  print(e.name, "balance not implemented")
          except Exception as exc:
              if verbose:
                  print(e.name, "failed:", exc.__class__.__name__, str(exc))
  
      return balances
docs: Get balances for passed in currency for all exchanges.