def option(self, key=None):
        if key is None:
            return self.input.get_options()

        return self.input.get_option(key)
Removes the specified key from the container's metadata. If the key
dataset/ETHPy150Open sdispater/cleo/cleo/commands/command.py/Command.option--crossover with--dataset/ETHPy150Open rackspace/pyrax/pyrax/object_storage.py/Container.remove_metadata_key