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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 download_script(script_file_name):
    '''Send a script directly from the scripts directory'''
    return "Sorry! Temporarily disabled."
    if script_file_name[:-3] in registered_modules:
        loaded_module = registered_modules[script_file_name[:-3]]
        package_path = os.sep.join(loaded_module.__package__.split('.')[1:])
        return send_from_directory(directory=os.path.join(
                                      app.config['SCRIPTS_DIR'],
                                      package_path),
                                   filename=script_file_name)
    else:
        return "ERROR"