摘要：
http://stackoverflow.com/questions/1894269/convert-string-representation-of-list-to-list-in-python>>> import ast>>> x = u'[ "A","B","C" , " D"]'>>> x ... 阅读全文
摘要：
http://stackoverflow.com/questions/19548011/cannot-install-lxml-on-mac-os-x-10-9解决方法1. xcode-select --install2. sudo easy_install pip3. pip install lx... 阅读全文