問題:pip Fatal error in launcher: Unable to create process using
1、先卸載Pip
python -m pip uninstall pip
2、下載最新Pip
https://pypi.org/project/pip/#files
3、解壓安裝
python setup.py install
問題:pip Fatal error in launcher: Unable to create process using
1、先卸載Pip
python -m pip uninstall pip
2、下載最新Pip
https://pypi.org/project/pip/#files
3、解壓安裝
python setup.py install
1.while循環的格式 while 條件: 條件滿足時,做的事情1 條件滿足時,做的事情2 條件滿足時,做的事情3 ...(省略)... demo