(self)
return r
Polls once and returns a list of
        ready-to-be-read file descriptors.
Polls once and returns a list of
        ready-to-be-read file descriptors.
Polls once and returns a list of ready - to - be - read file descriptors .
def poll(self):
        """
        Polls once and returns a list of
        ready-to-be-read file descriptors.
        """
        if not self._fds:
            time.sleep(self.timeout)
            return []

        r, w, x = select.select(self._fds, [], [], self.timeout)
        return r
def poll ( self ) : if not self . _fds : time . sleep ( self . timeout ) return [ ] r , w , x = select . select ( self . _fds , [ ] , [ ] , self . timeout ) return r