Python WARNING: You are using pip version 20.1.1； however, version 20.2.3 is available.解决方法。实测有效_提示框
windows 命令提示框用pip更新库时，出现这个问题

明说是要更新pip 的版本
只要复制+黏贴下面的命令就可以了！
python -m pip install --upgrade pip -i https://pypi.douban.com/simple

Python WARNING: You are using pip version 20.1.1； however, version 20.2.3 is available.解决方法。实测有效_python_02
显示更新成功！搞定！
Python WARNING: You are using pip version 20.1.1； however, version 20.2.3 is available.解决方法。实测有效_python_03