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@developius
Forked from alexellis/Dockerfile
Last active May 9, 2018
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Sentiment Analysis function for FaaS
FROM python:2.7-alpine
RUN pip install textblob
RUN python -m textblob.download_corpora
ADD https://github.com/alexellis/faas/releases/download/0.5.1-alpha/fwatchdog /usr/bin
RUN chmod +x /usr/bin/fwatchdog
WORKDIR /root/
COPY handler.py .
ENV fprocess="python handler.py"
HEALTHCHECK --interval=1s CMD [ -e /tmp/.lock ] || exit 1
CMD ["fwatchdog"]
import sys
import json
from textblob import TextBlob
def get_stdin():
buf = ""
for line in sys.stdin:
buf = buf + line
return buf
if(__name__ == "__main__"):
st = get_stdin()
blob = TextBlob(st)
res = {
"polarity": 0,
"subjectivity": 0
}
for sentence in blob.sentences:
res["subjectivity"] += sentence.sentiment.subjectivity
res["polarity"] = += sentence.sentiment.polarity
total = len(blob.sentences)
res["sentence_count"] = total
res["polarity"] /= total
res["subjectivity"] /= total
print(json.dumps(res))
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