ImportError: cannot import name 'url_quote' from 'werkzeug.urls'

[dgfonseca]

Hello,

I was working on the [AI/ML Intelligent Applications for the Edge] workshop but I found an error associated to Werkzeug dependency. Flask doesn't specify the Werkzeug dependency version so it throws the following exception due to the deprecated removed code called:

---> Serving application with gunicorn (wsgi) with default settings ...
[2024-03-08 19:56:25 +0000] [7] [INFO] Starting gunicorn 21.2.0
[2024-03-08 19:56:25 +0000] [7] [INFO] Listening at: http://0.0.0.0:8080 (7)
[2024-03-08 19:56:25 +0000] [7] [INFO] Using worker: sync
[2024-03-08 19:56:25 +0000] [22] [INFO] Booting worker with pid: 22
[2024-03-08 19:56:25 +0000] [22] [ERROR] Exception in worker process
Traceback (most recent call last):
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/arbiter.py", line 609, in spawn_worker
worker.init_process()
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/workers/base.py", line 134, in init_process
self.load_wsgi()
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/workers/base.py", line 146, in load_wsgi
self.wsgi = self.app.wsgi()
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/app/base.py", line 67, in wsgi
self.callable = self.load()
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/app/wsgiapp.py", line 58, in load
return self.load_wsgiapp()
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/app/wsgiapp.py", line 48, in load_wsgiapp
return util.import_app(self.app_uri)
File "/opt/app-root/lib64/python3.9/site-packages/gunicorn/util.py", line 371, in import_app
mod = importlib.import_module(module)
File "/usr/lib64/python3.9/importlib/init.py", line 127, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
File "", line 1030, in _gcd_import
File "", line 1007, in _find_and_load
File "", line 986, in _find_and_load_unlocked
File "", line 680, in _load_unlocked
File "", line 850, in exec_module
File "", line 228, in _call_with_frames_removed
File "/opt/app-root/src/wsgi.py", line 1, in
from flask import Flask, render_template, Response, request
File "/opt/app-root/lib64/python3.9/site-packages/flask/init.py", line 7, in
from .app import Flask as Flask
File "/opt/app-root/lib64/python3.9/site-packages/flask/app.py", line 27, in
from . import cli
File "/opt/app-root/lib64/python3.9/site-packages/flask/cli.py", line 17, in
from .helpers import get_debug_flag
File "/opt/app-root/lib64/python3.9/site-packages/flask/helpers.py", line 14, in
from werkzeug.urls import url_quote
ImportError: cannot import name 'url_quote' from 'werkzeug.urls' (/opt/app-root/lib64/python3.9/site-packages/werkzeug/urls.py)
[2024-03-08 19:56:25 +0000] [22] [INFO] Worker exiting (pid: 22)
[2024-03-08 19:56:25 +0000] [7] [ERROR] Worker (pid:22) exited with code 3
[2024-03-08 19:56:25 +0000] [7] [ERROR] Shutting down: Master
[2024-03-08 19:56:25 +0000] [7] [ERROR] Reason: Worker failed to boot.

I solved the problem setting an specific versión of Werkzeug dependency in the requirements.txt.