Class _StderrHandler

Lib/logging/__init__.py:1275–1289

This class is like a StreamHandler using sys.stderr, but always uses whatever sys.stderr is currently set to rather than the value of sys.stderr at handler construction time.

class _StderrHandler(StreamHandler):
    """
    This class is like a StreamHandler using sys.stderr, but always uses
    whatever sys.stderr is currently set to rather than the value of
    sys.stderr at handler construction time.
    """
    def __init__(self, level=NOTSET):
        """
        Initialize the handler.
        """
        Handler.__init__(self, level)

    @property
    def stream(self):
        return sys.stderr


_defaultLastResort = _StderrHandler(WARNING)