python3.6 scrapy安装过程报错
Command "c:\python3.6.0\python.exe -u -c "import setuptools, tokenize;__file__='C:\\Users\\admin\\AppData\\Local\\Temp\\pip-install-3zgc0suz\\twisted\\setup.py';f=getattr(tokenize, 'open', open)(__file__);code=f.read().replace('\r\n', '