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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_cfg_args():
 """ Look for options in setup.cfg """


    if not os.path.exists('setup.cfg'):
        return {}
    cfg = ConfigParser()
    cfg.read('setup.cfg')
    cfg = cfg2dict(cfg)

    g = cfg.setdefault('global', {})
    # boolean keys:
    for key in ['libzmq_extension',
                'bundle_libzmq_dylib',
                'no_libzmq_extension',
                'have_sys_un_h',
                'skip_check_zmq',
                ]:
        if key in g:
            g[key] = eval(g[key])

    # globals go to top level
    cfg.update(cfg.pop('global'))
    return cfg