Created
September 22, 2016 21:41
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import csv | |
import numpy as np | |
from nltk.sentiment.vader import SentimentIntensityAnalyzer | |
from nltk import tokenize | |
name = [] | |
review = [] | |
sid = SentimentIntensityAnalyzer() | |
target = open("output_1.csv", 'w') | |
target.write("Name") | |
target.write(",") | |
target.write("Review") | |
target.write(",") | |
target.write("compound") | |
target.write(",") | |
target.write("positive") | |
target.write(",") | |
target.write("neutral") | |
target.write(",") | |
target.write("negative") | |
target.write("\n") | |
with open('daa.csv') as csvfile: | |
reader = csv.DictReader(csvfile) | |
for row in reader: | |
name = row['key'] | |
lines_list = tokenize.sent_tokenize(row['value']) | |
pos_rate = [] | |
neu_rate = [] | |
neg_rate = [] | |
compound_rate = [] | |
for sentence in lines_list: | |
ss = sid.polarity_scores(sentence) | |
compound_rate = ss['compound'] | |
pos_rate = ss['pos'] | |
neu_rate = ss['neu'] | |
neg_rate = ss['neg'] | |
compound = np.mean(compound_rate) | |
pos = np.mean(pos_rate) | |
neg = np.mean(neg_rate) | |
neu = np.mean(neu_rate) | |
target.write(row['key']) | |
target.write(",") | |
target.write(row['value']) | |
target.write(",") | |
target.write(str(compound)) | |
target.write(",") | |
target.write(str(pos)) | |
target.write(",") | |
target.write(str(neu)) | |
target.write(",") | |
target.write(str(neg)) | |
target.write("\n") | |
print(compound,pos,neg,neu) | |
target.close() |
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