

def require(self, data, key, message):
    value = data.get(self)
    if (not value):
        raise web.HTTPError('400 Bad request!', {
            'content-type': 'text/plain',
        }, message)

dataset/ETHPy150Open chromaway/ngcccbase/server/run.py ErrorThrowingRequestProcessor.require/VarMisuse@22/23 `key`->`self`