Reduce the pip to the specified version (upgrade the PIP through pycharm, and then reduce it to the original version)

Method 1： Directly in terminal By command pip Version switching

With reference to article Reduce pip To the specified version （ adopt cmp upgrade pip, In reducing to the original version ）_ Jingwen · red · Elf blog -CSDN Blog Reduce pip To the specified version （ adopt cmp upgrade pip, In reducing to the original version ）https://blog.csdn.net/qq_33769308/article/details/125373762?spm=1001.2014.3001.5502 Method 2： adopt setting Set it up , The specific operation process is as follows