nunet-snet-proxy/sdk_app.py at master · OdysseyMomentum/nunet-snet-proxy · GitHub

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from flask import Flask, request, jsonify
from flask_cors import CORS
import json
import os

from extract import *
from snet import sdk
from config import config, rpc_endpoints

import uclnlp_service_pb2
import uclnlp_service_pb2_grpc

import athenefnc_pb2
import athenefnc_pb2_grpc

import fake_news_score_pb2
import fake_news_score_pb2_grpc

service=os.getenv("SERVICE")
snet_sdk = sdk.SnetSDK(config)
org_id='odyssey-org'
if service == "uclnlp":
    service_id='uclnlp-service'
    service_client = snet_sdk.create_service_client(
            org_id,
            service_id,
            uclnlp_service_pb2_grpc.UCLNLPStanceClassificationStub,
            group_name='default_group',
            concurrent_calls=10)

elif service == "athene":
    service_id='athene-service'
    service_client = snet_sdk.create_service_client(
            org_id,
            service_id,
            athenefnc_pb2_grpc.AtheneStanceClassificationStub,
            group_name='default_group',
            concurrent_calls=10)
elif service == "fakenews":
    service_id='fakenews-service'
    service_client = snet_sdk.create_service_client(
            org_id,
            service_id,
            fake_news_score_pb2_grpc.FakeNewsScoreStub,
            group_name='default_group',
            concurrent_calls=10)


app = Flask(__name__)
CORS(app) # to enable CORS for the routes, unless from the front end response becomes Network Error

@app.route('/get_score', methods=['GET'])
def get_score():
   print(request, flush=True)
   print(service, flush=True)
   print("---s", flush=True)
   url = request.args.get('url')
   headline = extract_headline(url)
   body = extract_body(url)
   if service == "uclnlp":
       req = uclnlp_service_pb2.InputData(headline=headline, body=body)
       result = service_client.service.stance_classify(req)
   elif service == "athene":
       req = athenefnc_pb2.InputData(headline=headline, body=body)
       result = service_client.service.stance_classify(req)
   elif service == "fakenews":
       req = fake_news_score_pb2.InputFNS(headline=headline, body=body)
       result = service_client.service.fn_score_calc(req)
       res = str(result).split('\n')
       res.pop(0)
       result = '\n'.join(map(str, res))
   print(result, flush=True)
   return str(result)


if __name__ == '__main__':
    app.run(debug=True, host='0.0.0.0', port=os.getenv("API_PORT"))