fabfile.py 文件源码

def _local_needs_pythons(*args, **kwargs):
    with warn_only():
        res = local(*args, **kwargs)
        print(res)
        if res.return_code == 127:
            print(cyan('missing python version(s), '
                       'run fabric task `pythons`:\n\n    '
                       'fab pythons\n'))
            sys.exit(1)