docs: def apartial(coro, *args, **kwargs):
      '''
      Wraps a coroutine function with pre-defined arguments (including keyword
      arguments).  It is an asynchronous version of :func:`functools.partial`.
      '''
  
      @functools.wraps(coro)
      async def wrapped(*cargs, **ckwargs):
          return await coro(*args, *cargs, **kwargs, **ckwargs)
  
      return wrapped