python3.6.7安裝

python官網：https://www.python.org/

1. 登錄官網，點擊Downloads-All releases

      

2.選擇3.6.7 ，點擊Download

    

3.選擇64位下載,安裝

     

4.安裝python虛擬環境

 C:\Users\huqixin>pip install virtualenv 
 C:\Users\huqixin>virtualenv -p D:\Users\huqixin\AppData\Local\Programs\Python\Python36\python.exe D:\project\vir.py3.6

5.激活虛擬環境

 C:\Users\huqixin> D:
 D:\> cd D:\project\vir.py3.6\Scripts
 D:\project\vir.py3.6\Scripts> activate.bat
 (vir.py3.6) D:\project\vir.py3.6\Scripts>python -V
 Python 3.6.7