Python 2.7升级pip报错：def read(rel

• 问题描述
• 解决方案
• 参考文献

pip install pip -U

报错

  Running setup.py (path:c:usersadmini~1appdatalocaltemppip_build_Administratorpipsetup.py) egg_info for package pip
    Traceback (most recent call last):
      File "", line 17, in 
      File "c:usersadmini~1appdatalocaltemppip_build_Administratorpipsetup.py", line 7
        def read(rel_path: str) -> str:
                         ^
    SyntaxError: invalid syntax
    Complete output from command python setup.py egg_info:
    Traceback (most recent call last):

  File "", line 17, in 

  File "c:usersadmini~1appdatalocaltemppip_build_Administratorpipsetup.py", line 7

    def read(rel_path: str) -> str:

                     ^

SyntaxError: invalid syntax

----------------------------------------
Cleaning up...

直接下载 .whl

安装

pip install pip-21.3-py3-none-any.whl

更新

pip install -U setuptools

1. Python2.7中升级安装pip失败的解决方法