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How to use _get_stderr_fileno method in Playwright Python

Best Python code snippet using playwright-python

faulthandler.py

Source:faulthandler.py

...13    import faulthandler14    # avoid trying to dup sys.stderr if faulthandler is already enabled15    if faulthandler.is_enabled():16        return17    stderr_fd_copy = os.dup(_get_stderr_fileno())18    config.fault_handler_stderr = os.fdopen(stderr_fd_copy, "w")19    faulthandler.enable(file=config.fault_handler_stderr)20def _get_stderr_fileno():21    try:22        return sys.stderr.fileno()23    except (AttributeError, io.UnsupportedOperation):24        # python-xdist monkeypatches sys.stderr with an object that is not an actual file.25        # https://docs.python.org/3/library/faulthandler.html#issue-with-file-descriptors26        # This is potentially dangerous, but the best we can do.27        return sys.__stderr__.fileno()28def pytest_unconfigure(config):29    import faulthandler30    faulthandler.disable()31    # close our dup file installed during pytest_configure32    f = getattr(config, "fault_handler_stderr", None)33    if f is not None:34        # re-enable the faulthandler, attaching it to the default sys.stderr35        # so we can see crashes after pytest has finished, usually during36        # garbage collection during interpreter shutdown37        config.fault_handler_stderr.close()38        del config.fault_handler_stderr39        faulthandler.enable(file=_get_stderr_fileno())40@pytest.hookimpl(hookwrapper=True)41def pytest_runtest_protocol(item):42    timeout = float(item.config.getini("faulthandler_timeout") or 0.0)43    if timeout > 0:44        import faulthandler45        stderr = item.config.fault_handler_stderr46        faulthandler.dump_traceback_later(timeout, file=stderr)47        try:48            yield49        finally:50            faulthandler.cancel_dump_traceback_later()51    else:52        yield53@pytest.hookimpl(tryfirst=True)...

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