摘要：
读取csv文件： 1 import csv 2 #打开文件，用with打开可以不用去特意关闭file了，python3不支持file()打开文件，只能用open() 3 with open("XXX.csv","r",encoding="utf-8") as csvfile: 4 #读取csv文件， 阅读全文
摘要：
Feature extraction - sklearn文本特征提取 http://blog.csdn.net/pipisorry/article/details/41957763 http://scikit-learn.org/stable/modules/feature_extraction.h 阅读全文