Method done

python/python3/tornado/gen.py:386–392

Returns True if this iterator has no more results.

(self)

            future_add_done_callback(future, self._done_callback)

    def done(self) -> bool:
        """Returns True if this iterator has no more results."""
        if self._finished or self._unfinished:
            return False
        # Clear the 'current' values when iteration is done.
        self.current_index = self.current_future = None
        return True

    def next(self) -> Future:
        """Returns a `.Future` that will yield the next available result.