code: def done(self):
          
          # Flush the current future in the local buffer (potential deadlock
          # otherwise)
          try:
              scoop._control.execQueue.remove(self)
              scoop._control.execQueue.socket.sendFuture(self)
          except ValueError as e:
              # Future was not in the local queue, everything is fine
              pass
          # Process buffers
          scoop._control.execQueue.updateQueue()
          return self._ended()
docs: Returns True if the call was successfully cancelled or finished
             running, False otherwise. This function updates the executionQueue
             so it receives all the awaiting message.