test_support27.py 文件源码

def args_from_interpreter_flags():
    """Return a list of command-line arguments reproducing the current
    settings in sys.flags."""
    flag_opt_map = {
        'bytes_warning': 'b',
        'dont_write_bytecode': 'B',
        'ignore_environment': 'E',
        'no_user_site': 's',
        'no_site': 'S',
        'optimize': 'O',
        'py3k_warning': '3',
        'verbose': 'v',
    }
    args = []
    for flag, opt in flag_opt_map.items():
        v = getattr(sys.flags, flag)
        if v > 0:
            args.append('-' + opt * v)
    return args