cannot import name 'url' from 'django.conf.urls' (/app/.heroku/python/lib/python3.9/site-packages/django/conf/urls/__init__.py)

ImportError at /
cannot import name ‘url’ from ‘django.conf.urls’ (/app/.heroku/python/lib/python3.9/site-packages/django/conf/urls/init.py)
Request Method: GET
Request URL: https://aas-system.herokuapp.com/
Django Version: 4.0.1
Exception Type: ImportError
Exception Value:
cannot import name ‘url’ from ‘django.conf.urls’ (/app/.heroku/python/lib/python3.9/site-packages/django/conf/urls/init.py)
Exception Location: /app/.heroku/python/lib/python3.9/site-packages/webpush/urls.py, line 1, in
Python Executable: /app/.heroku/python/bin/python
Python Version: 3.9.10
Python Path:
[‘/app/.heroku/python/bin’,
‘/app’,
‘/app/.heroku/python/lib/python39.zip’,
‘/app/.heroku/python/lib/python3.9’,
‘/app/.heroku/python/lib/python3.9/lib-dynload’,
‘/app/.heroku/python/lib/python3.9/site-packages’]
Server time: Tue, 01 Feb 2022 07:52:34 +0000

>Solution :

If you are using Django 4.0 and higher then django.conf.urls.url() is removed.

You can use re_path[Django-doc] in case of url, which also use regex as url.

from django.urls import path, re_path

urlpatterns = [
    re_path(r'^$', views.your_view_name),
]