pydevd_breakpoints.py 文件源码

def _set_pm_excepthook(handle_exceptions_dict=None):
    '''
    Should be called to register the excepthook to be used.

    It's only useful for uncaught exceptions. I.e.: exceptions that go up to the excepthook.

    @param handle_exceptions: dict(exception -> ExceptionBreakpoint)
        The exceptions that should be handled.
    '''
    global _handle_exceptions
    global _original_excepthook
    if sys.excepthook != _excepthook:
        #Only keep the original if it's not our own _excepthook (if called many times).
        _original_excepthook = sys.excepthook

    _handle_exceptions = handle_exceptions_dict
    sys.excepthook = _excepthook