Flask minimal API

app.py

from flask import (Flask)
from flask_restplus import (Api)

import resources

app = Flask(__name__)

api = Api(app, prefix='/v1', catch_all_404s=True)

api.add_resource(resources.TasksList, '/tasks')
api.add_resource(resources.Task, '/tasks/<int:task_id>')

if __name__ == '__main__':
    app.run(debug=False)

resources.py

from flask_restplus import (Resource)
from flask import (abort)

tasks = [
    {
      'id': 1,
      'title': u'Comprar cosas',
      'description': u'Leche, Queso, Pizza, Fruta',
      'done': False
    },
    {
      'id': 2,
      'title': u'Aprender python',
      'description': u'Encontrar un buen tutorial',
      'done': False
    },
]

class TasksList(Resource):
    def get(self):
        return tasks, 200

class Task(Resource):
    def get(self, task_id):
        task = [task for task in tasks if task['id'] == task_id]
        if len(task) == 0:
            abort(404)
        return task[0], 200