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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 _load_config_file(path):
 """Loads a test config file. The test config file has to be in YAML format. Args: path: A string that is the full path to the config file, including the file name. Returns: A dict that represents info in the config file. """

    with io.open(utils.abs_path(path), 'r', encoding='utf-8') as f:
        conf = yaml.load(f)
        return conf