debug.py 文件源码

def make_frame_proxy(frame):
    proxy = TracebackFrameProxy(frame)
    if tproxy is None:
        return proxy
    def operation_handler(operation, *args, **kwargs):
        if operation in ('__getattribute__', '__getattr__'):
            return getattr(proxy, args[0])
        elif operation == '__setattr__':
            proxy.__setattr__(*args, **kwargs)
        else:
            return getattr(proxy, operation)(*args, **kwargs)
    return tproxy(TracebackType, operation_handler)