code: def channel(self, name):
          
          enc_name = _converters[type(name)](name)
          if (enc_name, False) not in self._refs:
              ch = _Sender(self, enc_name,
                           is_pattern=False)
              self._refs[(enc_name, False)] = ch
              return ch
          return self._refs[(enc_name, False)]
docs: Create a channel.
  
          Returns ``_Sender`` object implementing
          :class:`~aioredis.abc.AbcChannel`.