transactions.py 文件源码

def get_current_request():
    """Return the current request by heuristically looking it up from stack
    """
    frame = inspect.currentframe()
    while frame is not None:
        request = getattr(frame.f_locals.get('self'), 'request', None)
        if request is not None:
            return request
        elif isinstance(frame.f_locals.get('self'), RequestHandler):
            return frame.f_locals['request']
        # if isinstance(frame.f_locals.get('self'), RequestHandler):
        #     return frame.f_locals.get('self').request
        # elif IView.providedBy(frame.f_locals.get('self')):
        #     return frame.f_locals['request']
        frame = frame.f_back
    raise RequestNotFound(RequestNotFound.__doc__)