Creating JWT Authentication in REST API in Flask

JSON Web Token is a string which is sent in HTTP request from the browser to the server to validate authenticity of the client. The browser stores the JWT and includes the token with every request in the header.

Now we will create app.py file.

app.py

#import necessary library
from flask import Flask, request
from flask_restful import Resource, Api, reqparse
from security import authenticate, identity
from flask_jwt import JWT, jwt_required, current_identity

#configuring your application
app = ...