def load_shell_env(self):
        # Force merge of existing data to ensure we have an up to date picture
        debug("Running pre-merge for shell env loading...")
        self.merge()
        debug("Done with pre-merge.")
        loader = Environment(config=self.config, prefix=self._env_prefix)
        self._env = loader.load()
        debug("Loaded shell environment, triggering final merge")
        self.merge()
Load values from the shell environment.
dataset/ETHPy150Open pyinvoke/invoke/invoke/config.py/Config.load_shell_env