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server.py
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server.py
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import os
import json
from flask import Flask, jsonify, request
from flask_cors import CORS
from logzero import logger
from model import AlbertModelForQuestionAnswering
# input data example
# {"question":"Who was Jim Henson?", "paragraphs":[ {"id": 1, "text": "Jim Henson has a nice car. Jim Henson was a nic puppet"} , {"id":2,"text": "All the 2023(GoF) design patterns implemented inJavascript."}]}
def create_app(config=None):
path_to_model = './model'
model = AlbertModelForQuestionAnswering(path_to_model)
app = Flask(__name__)
app.config.update(dict(DEBUG=False))
app.config.update(config or {})
CORS(app)
@app.route("/predict", methods=['GET', 'POST'])
def predict_controller():
result = []
try:
payload = json.loads(request.data)
paragraphs = payload['paragraphs']
question = payload['question']
if paragraphs is None or len(paragraphs) == 0 or question is None or len(question) < 10:
return jsonify({"error": "invalid arguments", "status": 500})
except:
logger.info("invalid arguments")
try:
result = model.predict(question, paragraphs)
except:
return jsonify({"error": "exception thrown in model", "status": 500})
return jsonify({"result": result})
return app
if __name__ == "__main__":
port = int(os.environ.get("PORT", 8000))
app = create_app()
app.run(host="0.0.0.0", port=port)