https://www.v2ex.com/t/279405python
求助下 Ubuntu 15.10(64 位)下安裝 pyspider 下的問題 - V2EXide
pip 更新到最新xml
sudo apt install libpq-dev python-dev libxml2-dev libxslt1-dev libldap2-dev libsasl2-devpyspider