old_contents: from flask import Module, jsonify
  from flask.views import MethodView
  
  from core.api.decorators import jsonp
  
  api = Module(
      __name__,
      url_prefix='/api'
  )
  
  
  def jsonify_status_code(*args, **kw):
      response = jsonify(*args, **kw)
      response.status_code = kw['code']
      return response
  
  
  @api.route('/')
  def index():
      """
      The root of the API returns an error
      """
      return jsonify_status_code(
          code=400,
          message='Room no 404: File not found'
      )
  
  
  class TestModelAPI(MethodView):
      @jsonp
      def get(self, id=None):
          if id:
              return jsonify(
                  code=200,
                  value=0
              )
          else:
              return jsonify(
                  code=200,
                  value=1
              )
  
  
  TestModel_view = TestModelAPI.as_view('test_model_api')
  api.add_url_rule(
      '/test',
      view_func=TestModel_view,
      methods=['GET']
  )
  
  api.add_url_rule(
      '/test/<string:id>',
      view_func=TestModel_view,
      methods=['GET']
  )
  
new_contents: from flask import Module, jsonify, request
  from flask.views import MethodView
  
  from core.api.decorators import jsonp
  
  api = Module(
      __name__,
      url_prefix='/api'
  )
  
  
  def jsonify_status_code(*args, **kw):
      response = jsonify(*args, **kw)
      response.status_code = kw['code']
      return response
  
  
  @api.route('/')
  def index():
      """
      The root of the API returns an error
      """
      return jsonify_status_code(
          code=400,
          message='Room no 404: File not found'
      )
  
  
  class CreateUnikernel(MethodView):
      @jsonp
      def get(self):
          return jsonify_status_code(
              code=405,
              message='HTTP method GET is not allowed for this URL'
          )
  
      @jsonp
      def post(self):
          content = request.get_json(force=False, silent=True)
          if not content:
              return jsonify_status_code(
                  code=400,
                  message='Bad HTTP POST request'
              )
          else:
              # Validate JSON
              pass
  
  
  CreateUnikernel_view = CreateUnikernel.as_view('create_unikernel')
  api.add_url_rule(
      '/unikernel/create',
      view_func=CreateUnikernel_view,
      methods=['GET', 'POST']
  )
  
subject: Add new Flask MethodView called CreateUnikernel