exceptions.py 文件源码

def extract_traceback(tb, context=1):
    frames = inspect.getinnerframes(tb, context)
    for frame, filename, lineno, function, code_context, index in frames:
        formatted_args, cls = _get_frame_args(frame)
        if cls:
            function = '%s.%s' % (cls, function)
        yield TracebackEntry(filename, lineno, function, formatted_args,
                             code_context, index)