def bind_key(self, key):
        self.app.set_key_binding(key, self._proxy_run)
Create a base class with a metaclass.
dataset/ETHPy150Open richrd/suplemon/suplemon/suplemon_module.py/Module.bind_key--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/python-compat-runtime/appengine-compat/exported_appengine_sdk/google/appengine/_internal/six/__init__.py/with_metaclass