谈一下SnowNLP的情感分析_snownlp是什么情感词典

SnowNLP是一个封装好的python库，可以做情感分析，计算文本相似度（BM25方法）、提取关键词等。

安装方法：pip install SnowNLP ,该库仅适用于python3版本

我也是无意发现这玩意儿，听说下过不错，我实验了一下

"""
学习一下使用SnowNLP
"""
 
from snownlp import SnowNLP
import csv
import sys
from snownlp import seg
#seg.train()
 
#SnowNLP分析情感
def snowanalysis(path):
    csvfile = open(path, 'r', encoding='UTF-8')
    reader = csv.reader(csvfile)
    map1 = {}
    map2 = {}
    for line in reader:
        #print (line[1])
        sentiment1 = SnowNLP(line[1]).sentiments
        sentiment2 = SnowNLP(line[2]).sentiments
        #print (sentiment)
        map1[sentiment1] = line[1]
        map2[sentiment1] = line[2]
 
    return map1,map2
 
#情感设置
# def sentiment_set():
#   return
if  __name__ =='__main__':
    path = 'D:/GFZQ/GFZQ/xuesu2018/xuesu/佐力药业*******.csv'
    map1,map2 &#