op_graph.py 文件源码

def __init__(self, **kwargs):
        # TODO This is a good first cut for debugging info, but it would be nice to
        # TODO be able to reliably walk the stack back to user code rather than just
        # TODO back past this constructor
        super(DebugInfo, self).__init__(**kwargs)
        frame = None
        try:
            frame = inspect.currentframe()
            while frame.f_locals.get('self', None) is self:
                frame = frame.f_back
            while frame:
                filename, lineno, function, code_context, index = inspect.getframeinfo(
                    frame)
                if -1 == filename.find('ngraph/op_graph'):
                    break
                frame = frame.f_back

            self.filename = filename
            self.lineno = lineno
            self.code_context = code_context
        finally:
            del frame