Sentiment Analysis
Python libraries:
- Textblob
- Natural Language Toolkit (NLTK)
- Don’t use pattern (no longer maintained)
from textblob import TextBlob
blob = TextBlob(text)
for sentence in blob.sentences:
print(sentence.sentiment) # sentiment.polarity sentiment.subjectivity
- Polarity
- connotation +positive vs -negative (+happy vs -sad)
- Subjectivity
- +objective vs -subjective (+fact vs -opinion)