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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def fetch_local_package(self, config):
 """Make a local path available to current stacker config. Args: config (dict):
 'local' path config dictionary """

        # Update sys.path & merge in remote configs (if necessary)
        self.update_paths_and_config(config=config,
                                     pkg_dir_name=config['source'],
                                     pkg_cache_dir=os.getcwd())