main.py

from flask import Flask,render_template,request
app = Flask(__name__)
import pickle


# open a file, where you stored the pickled data
file = open("model.pkl", 'rb')
clf = pickle.load(file)
file.close()

@app.route('/',methods=["GET","POST"]) #allow get and post methods
def hello_world():
    if request.method == "POST": #if submit is hit it will take form values
        myDict=request.form
        fever=int(myDict['fever'])
        age=int(myDict['age'])
        pain=int(myDict['pain'])
        runnyNose=int(myDict['runnynose'])
        diffBreath=int(myDict['diffbreath'])
        #Code for inference
        inputFeatures=[fever,age,pain,runnyNose,diffBreath]
        infProb=clf.predict_proba([inputFeatures])[0][1]
        print(infProb)
        return render_template('show.html',inf=round(infProb*100))
    return render_template('index.html')
        # return 'Hello, World!'+str(infProb)


if __name__=="__main__":
    app.run(debug=True)