Class Present

dwave/cloud/concurrency.py:121–136

Already resolved :class:`~concurrent.futures.Future` object. Users should treat this class as just another :class:`~concurrent.futures.Future`, the difference being an implementation detail: :class:`Present` is "resolved" at construction time.

class Present(concurrent.futures.Future):
    """Already resolved :class:`~concurrent.futures.Future` object.

    Users should treat this class as just another
    :class:`~concurrent.futures.Future`, the difference being an implementation
    detail: :class:`Present` is "resolved" at construction time.
    """

    def __init__(self, result=None, exception=None):
        super().__init__()
        if result is not None:
            self.set_result(result)
        elif exception is not None:
            self.set_exception(exception)
        else:
            raise ValueError("can't provide both 'result' and 'exception'")