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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 get(file_name, key):
 """ Print a value for the specified key. If key is not found xon_db exists with code 1. """

    db = XonoticDB.load_path(file_name)
    value = db.get(key)
    if value is None:
        sys.exit(1)
    else:
        click.echo(value)