一、先安装 python-dev libmysqlclient-dev setuptools
apt-get install python-dev
apt-get install libmysqlclient-dev
pip3 install scrapy
二、Error: command ‘x86_64-linux-gnu-gcc’ failed with exit status 1
apt-get build-dep python3-lxml
pip3 install lxml --upgrade
三、No module named ‘openssl’
pip3 install pyOpenSSL
四、No module named ‘cryptography’
安装四个模块
apt-get install build-essential libssl-dev libffi-dev python-dev
再执行
pip3 install cryptography
五、No module named ‘MySQLdb’
python3不支持MySQLdb,用mysqlclient替代
pip3 install mysqlclient
六、UserWarning: You do not have a working installation of the service_identity module: ‘No module named ‘service_identity”.
pip3 install service_identity
七、No module named ‘queuelib’
pip3 install queuelib