To install LXML python module in Debian, you need to install depedency packages :
1 | apt-get install python-dev libxml2 libxml2-dev libxslt1-dev libbz2-dev libssl-dev p7zip-full rar lha unrar unzip unace unp bzip2 gzip patch |
Then, you can install lxml by :
1 | pip install lxml |