升級(jí)pip,使用阿里鏡像源
python.exe -m pip install --upgrade pip -i https://mirrors.aliyun.com/pypi/simple/
升級(jí)flake8
python.exe -m pip install -U flake8 --user -i https://mirrors.aliyun.com/pypi/simple/
python.exe -m pip install --upgrade pip -i https://mirrors.aliyun.com/pypi/simple/
python.exe -m pip install -U flake8 --user -i https://mirrors.aliyun.com/pypi/simple/