python安装
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* 官网: http://www.python.org/
* 文档: http://docs.python.org/


::

    easy_install web.py
    easy_install redis
    easy_install pymongo
    easy_install mysql-python
    sudo easy_install -U distribute  # 不知道干什么用的,但我在安装mysql-python时,让我先安装这个才行

    sudo easy_install requests    # 封装了urllib,爬虫相关

    # http://beautifulsoup.readthedocs.org/zh_CN/latest/
    sudo easy_install beautifulsoup4   # 可代替正则
    easy_install lxml        # 解析器1
    easy_install html5lib    # 解析器2