Function _patch_tornado

seleniumbase/core/nest_asyncio.py:275–282

If tornado is imported before nest_asyncio, make tornado aware of the pure-Python asyncio Future.

()

def _patch_tornado():
    """If tornado is imported before nest_asyncio,
    make tornado aware of the pure-Python asyncio Future."""
    if "tornado" in sys.modules:
        import tornado.concurrent as tc  # type: ignore
        tc.Future = asyncio.Future
        if asyncio.Future not in tc.FUTURES:
            tc.FUTURES += (asyncio.Future,)