app.py

from flask import Flask, render_template, request
import pickle
import os

# initialised the Flask app
app = Flask(__name__)

# load and saved the SVD model
model_path = os.path.join('model','svd_model.pkl')
with open(model_path, 'rb') as model_file:
    model = pickle.load(model_file)

# Dummy data for user  and product IDs
users = list(range(1, 1001))
products = list(range(1, 501))

@app.route('/')
def index():
    return render_template('index.html', users = users, products = products)

@app.route('/recommend', methods=['POST'])
def recommend():
    user_id = int(request.form['user_id'])
    product_id = int(request.form['product_id'])

    prediction = model.predict(user_id, product_id)
    return render_template('result.html', user_id = user_id, product_id = product_id, predicted_rating = prediction.est)

if __name__ == '__main__':
    app.run(host='0.0.0.0', port = 5000)