def is_metapackage(self):
        return 'metapackage' in [e.tagname for e in self.exports]
Stores the username, key, and secret which is used when making POST
dataset/ETHPy150Open ros-infrastructure/catkin_pkg/src/catkin_pkg/package.py/Package.is_metapackage--crossover with--dataset/ETHPy150Open kmadac/bitstamp-python-client/bitstamp/client.py/Trading.__init__