win10 python2&python3 pip2&pip3

1. 安裝python3

    python3_win_64.exe

2. 安裝python2：

    python2.7.12.msi

3. 加入環境變量:

    path\python\3.7.0;

    patt\python\3.7.0\Scripts;

    path\python\2.7.12;

    patt\python\2.7.12\Scripts;

4. cd python3

    mv python.exe python3.exe

    cd python2

    mv python.exe python2.exe

 win+R => cmd => python3; python2

5. install pip3 [cmd]:

    python3 -m pip install --upgrade pip --force-reinstall

 pip3 -V

    install pip2 [cmd]:

    python2 -m pip install --upgrade pip --force-reinstall

 pip2  -V

6. python2 pip upgrade failed

  下載解壓  pip-9.0.1.tar.gz

    cmd進入path\pip-9.0.1 

    python2 setup.py build

    python2 setup.py install

 pip2 -V

 pip 9.0.1 from ...

 

[DONE]