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senpy/plugins/sentiment140/sentiment140.py
2014-12-02 13:31:15 +01:00

34 lines
1.2 KiB
Python

import requests
import json
from senpy.plugins import SentimentPlugin
from senpy.models import Response, Opinion, Entry
class Sentiment140Plugin(SentimentPlugin):
def analyse(self, **params):
lang = params.get("language", "auto")
res = requests.post("http://www.sentiment140.com/api/bulkClassifyJson",
json.dumps({"language": lang,
"data": [{"text": params["input"]}]
}
)
)
response = Response(base=params.get("prefix", None))
polarity_value = int(res.json()["data"][0]["polarity"]) * 25
polarity = "marl:Neutral"
if polarity_value > 50:
polarity = "marl:Positive"
elif polarity_value < 50:
polarity = "marl:Negative"
entry = Entry(id="Entry0", text=params["input"])
opinion = Opinion(id="Opinion0",
hasPolarity=polarity,
polarityValue=polarity_value)
opinion["prov:wasGeneratedBy"] = self.id
entry.opinions.append(opinion)
entry.language = lang
response.entries.append(entry)
return response