Restful API with python flask

app.py

# https://blog.miguelgrinberg.com/post/designing-a-restful-api-with-python-and-flask
from flask import Flask, jsonify                                                                                                        │    response = self.full_dispatch_request()
from flask import request, abort, make_response                                                                                         │  File "/home/dmitry/workspace/flask-api/env/lib/python2.7/site-packages/flask/app.py", line 1614, in full_dispatch_request
                                                                                                                                        │    rv = self.handle_user_exception(e)
app = Flask(__name__)                                                                                                                   │  File "/home/dmitry/workspace/flask-api/env/lib/python2.7/site-packages/flask/app.py", line 1512, in handle_user_exception
                                                                                                                                        │    return self.handle_http_exception(e)
@app.errorhandler(404)                                                                                                                  │  File "/home/dmitry/workspace/flask-api/env/lib/python2.7/site-packages/flask/app.py", line 1471, in handle_http_exception
def not_found(error):                                                                                                                   │    return handler(e)
    return make_response(jsonify({'error': 'Not found'}), 404)                                                                          │  File "/home/dmitry/workspace/flask-api/app.py", line 8, in not_found
                                                                                                                                        │    return make_response(jsonify({'error': 'Not found'}), 404)
tasks = [                                                                                                                               │NameError: global name 'make_response' is not defined
    {                                                                                                                                   │ * Detected change in '/home/dmitry/workspace/flask-api/app.py', reloading
        'id': 1,                                                                                                                        │ * Restarting with stat
        'title': u'Buy groceries',                                                                                                      │ * Debugger is active!
        'description': u'Milk, Cheese, Pizza, Fruit, Tylenol',                                                                          │ * Debugger pin code: 166-987-990
        'done': False                                                                                                                   │127.0.0.1 - - [03/Mar/2017 16:57:08] "DELETE /api/tasks/4 HTTP/1.1" 404 -
    },                                                                                                                                  │127.0.0.1 - - [03/Mar/2017 16:57:10] "DELETE /api/tasks/4 HTTP/1.1" 404 -
    {                                                                                                                                   │127.0.0.1 - - [03/Mar/2017 16:57:16] "DELETE /api/tasks/4 HTTP/1.1" 404 -
        'id': 2,                                                                                                                        │
        'title': u'Learn Python',                                                                                                       ├───────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────────
        'description': u'Need to find a good Python tutorial on the web',                                                               │  File "/home/dmitry/workspace/flask-api/env/lib/python2.7/site-packages/flask/app.py", line 1512, in handle_user_exception
        'done': False                                                                                                                   │    return self.handle_http_exception(e)
    }                                                                                                                                   │  File "/home/dmitry/workspace/flask-api/env/lib/python2.7/site-packages/flask/app.py", line 1471, in handle_http_exception
]                                                                                                                                       │    return handler(e)
                                                                                                                                        │  File "/home/dmitry/workspace/flask-api/app.py", line 8, in not_found
@app.route('/api/tasks',methods=['GET'])                                                                                                │    return make_response(jsonify({'error': 'Not found'}), 404)
def get_tasks():                                                                                                                        │NameError: global name 'make_response' is not defined
    return jsonify({'tasks': tasks})                                                                                                    │
                                                                                                                                        │-->
@app.route('/api/tasks', methods=['POST'])                                                                                              │dmitry@ubuntu-dmitry:~$
def create_task():                                                                                                                      │dmitry@ubuntu-dmitry:~$
    if not request.json or not 'title' in request.json:                                                                                 │dmitry@ubuntu-dmitry:~$ curl -X DELETE http://localhost:5000/api/tasks/4
        abort(400)                                                                                                                      │{
    task = {                                                                                                                            │  "error": "Not found"
        'id': tasks[-1]['id'] + 1,                                                                                                      │}
        'title': request.json['title'],                                                                                                 │dmitry@ubuntu-dmitry:~$
        'description': request.json.get('description', ""),                                                                             │dmitry@ubuntu-dmitry:~$
        'done': False                                                                                                                   │dmitry@ubuntu-dmitry:~$
    }                                                                                                                                   │dmitry@ubuntu-dmitry:~$
    tasks.append(task)                                                                                                                  │dmitry@ubuntu-dmitry:~$ curl -X DELETE http://localhost:5000/api/tasks/4
    return jsonify(task), 201                                                                                                           │{
                                                                                                                                        │  "error": "Not found"
@app.route('/api/tasks/<int:task_id>', methods=['DELETE'])                                                                              │}
def delete_task(task_id):                                                                                                               │dmitry@ubuntu-dmitry:~$
    task = [task for task in tasks if task['id'] == task_id]                                                                            │dmitry@ubuntu-dmitry:~$
    if len(task) == 0:                                                                                                                  │dmitry@ubuntu-dmitry:~$
        abort(404)                                                                                                                      │dmitry@ubuntu-dmitry:~$
    tasks.remove(task[0])                                                                                                               │dmitry@ubuntu-dmitry:~$
    return jsonify({'result': True})                                                                                                    │dmitry@ubuntu-dmitry:~$ curl -X DELETE http://localhost:5000/api/tasks/4
                                                                                                                                        │{
if __name__ == '__main__':                                                                                                              │  "error": "Not found"
    app.run(host='0.0.0.0', debug=True)

requirements.txt

 appdirs==1.4.2                                                                                                                         │ * Restarting with stat
 click==6.7                                                                                                                             │ * Debugger is active!
 Flask==0.12                                                                                                                            │ * Debugger pin code: 166-987-990
 itsdangerous==0.24                                                                                                                     │/home/dmitry/workspace/flask-api/env/local/lib/python2.7/site-packages/werkzeug/filesystem.py:63: BrokenFilesystemWarning: Detected a m
 Jinja2==2.9.5                                                                                                                          │isconfigured UNIX filesystem: Will use UTF-8 as filesystem encoding instead of 'ANSI_X3.4-1968'
 MarkupSafe==0.23                                                                                                                       │  BrokenFilesystemWarning)
 packaging==16.8                                                                                                                        │127.0.0.1 - - [03/Mar/2017 16:56:37] "DELETE /api/tasks/4 HTTP/1.1" 500 -
 pyparsing==2.1.10                                                                                                                      │Traceback (most recent call last):
 six==1.10.0                                                                                                                            │  File "/home/dmitry/workspace/flask-api/env/lib/python2.7/site-packages/flask/app.py", line 1994, in __call__
 Werkzeug==0.11.15