Create a default configuration object, with all parameters filled

def create_default_config():
    """ Create a default configuration object, with all parameters filled """
    config = configparser.RawConfigParser()
    config.add_section('global')
    config.set('global', 'env_source_rc', False)
    config.add_section('shell')
    config.set('shell', 'bash', "true")
    config.set('shell', 'zsh', "true")
    config.set('shell', 'gui', "true")
    return config