Class BlockingResolver

python/python3/tornado/netutil.py:481–493

Default `Resolver` implementation, using `socket.getaddrinfo`. The `.IOLoop` will be blocked during the resolution, although the callback will not be run until the next `.IOLoop` iteration. .. deprecated:: 5.0 The default `Resolver` now uses `.IOLoop.run_in_executor`; use that i

class BlockingResolver(ExecutorResolver):
    """Default `Resolver` implementation, using `socket.getaddrinfo`.

    The `.IOLoop` will be blocked during the resolution, although the
    callback will not be run until the next `.IOLoop` iteration.

    .. deprecated:: 5.0
       The default `Resolver` now uses `.IOLoop.run_in_executor`; use that instead
       of this class.
    """

    def initialize(self) -> None:  # type: ignore
        super().initialize()


class ThreadedResolver(ExecutorResolver):