input: from flask import Flask, request
  from flask_restful import Resource, Api
  from flask_jwt import JWT, jwt_required
  
  app = Flask(__name__)
  api = Api(app)
  
  # Setup JWT authentication
  app.secret_key = 'super-secret-key'
  jwt = JWT(app, authenticate, identity)
  
  items = []
  
  class Item(Resource):
      @jwt_required()
      def get(self, name):
          for item in items:
              if item['name'] == name:
                  return item
          return {'item': None}, 404
  
      def post(self, name):
          new_item = {'name': name, 'price': 12.00}
          items.append(new_item)
          return new_item, 201
  
  
  class ItemList(Resource):
      def get(self):
          return {'items': items}
  
  
  api.add_resource(Item, '/item/<string:name>')
  api.add_resource(ItemList, '/items')
  
  if __name__ == '__main__':
      app.run(port=5000, debug=True)
  
  """
  Generate a basic REST API with authentication and endpoints in Python.
  
  >>> app.run(port=5000, debug=True)
  True
  """
output:     
  def authenticate(username, password):
      if username == 'admin' and password == 'password':
          return {'username': 'admin'}
  
  def identity(payload):
      user_id = payload['identity']
      return {'username': 'admin'}
  