def resolve_alias(self, path_str):
        if path_str in self.aliases:
            return self.aliases[path_str]
        return path_str
invoke held key functions
dataset/ETHPy150Open softlayer/softlayer-python/SoftLayer/CLI/environment.py/Environment.resolve_alias--crossover with--dataset/ETHPy150Open caseman/grease/grease/controls.py/KeyControls.step