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senpy/plugins/sentiment140/sentiment140.py
J. Fernando Sánchez ff14925056 Improved plugins, better tests, gevent
Moved from Yapsy again (it is not flexible enough), now we use a
custom solution.
The activation and deactivation of plugins is asynchronous, so
that plugins that take a long time don't interfere with the rest.
2014-12-01 18:27:20 +01:00

35 lines
1.3 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()
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(text=params["input"],
prefix=params.get("prefix", ""))
opinion = Opinion(hasPolarity=polarity,
polarityValue=polarity_value,
prefix=params.get("prefix", ""))
opinion["prov:wasGeneratedBy"] = self.id
entry.opinions.append(opinion)
entry.language = lang
response.entries.append(entry)
return response