I'm attempting this upgrade in my test environment which is a Docker container with Python 3.9.10 virtual environment. I was able to upgrade all the Python requirements but when I run mailman-web migrate I get an error. It seems related to the mailman-web package. See output below.
"(mailmanve) mailman@1d0e3a230c94:/var/www/mailman-www$ mailman-web migrate Traceback (most recent call last): File "/opt/mailmanve/bin/mailman-web", line 33, in <module> sys.exit(load_entry_point('mailman-web==0.0.6', 'console_scripts', 'mailman-web')()) File "/opt/mailmanve/lib/python3.9/site-packages/mailman_web/manage.py", line 37, in main execute_from_command_line(sys.argv) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/__init__.py", line 446, in execute_from_command_line utility.execute() File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/__init__.py", line 440, in execute self.fetch_command(subcommand).run_from_argv(self.argv) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/base.py", line 402, in run_from_argv self.execute(*args, **cmd_options) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/base.py", line 448, in execute output = self.handle(*args, **options) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/base.py", line 96, in wrapped res = handle_func(*args, **kwargs) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/commands/migrate.py", line 97, in handle self.check(databases=[database]) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/management/base.py", line 475, in check all_issues = checks.run_checks( File "/opt/mailmanve/lib/python3.9/site-packages/django/core/checks/registry.py", line 88, in run_checks new_errors = check(app_configs=app_configs, databases=databases) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/checks/urls.py", line 14, in check_url_config return check_resolver(resolver) File "/opt/mailmanve/lib/python3.9/site-packages/django/core/checks/urls.py", line 24, in check_resolver return check_method() File "/opt/mailmanve/lib/python3.9/site-packages/django/urls/resolvers.py", line 494, in check for pattern in self.url_patterns: File "/opt/mailmanve/lib/python3.9/site-packages/django/utils/functional.py", line 57, in __get__ res = instance.__dict__[self.name] = self.func(instance) File "/opt/mailmanve/lib/python3.9/site-packages/django/urls/resolvers.py", line 715, in url_patterns patterns = getattr(self.urlconf_module, "urlpatterns", self.urlconf_module) File "/opt/mailmanve/lib/python3.9/site-packages/django/utils/functional.py", line 57, in __get__ res = instance.__dict__[self.name] = self.func(instance) File "/opt/mailmanve/lib/python3.9/site-packages/django/urls/resolvers.py", line 708, in urlconf_module return import_module(self.urlconf_name) File "/usr/local/lib/python3.9/importlib/__init__.py", line 127, in import_module return _bootstrap._gcd_import(name[level:], package, level) File "<frozen importlib._bootstrap>", line 1030, in _gcd_import File "<frozen importlib._bootstrap>", line 1007, in _find_and_load File "<frozen importlib._bootstrap>", line 986, in _find_and_load_unlocked File "<frozen importlib._bootstrap>", line 680, in _load_unlocked File "<frozen importlib._bootstrap_external>", line 850, in exec_module File "<frozen importlib._bootstrap>", line 228, in _call_with_frames_removed File "/var/www/mailman-www/urls.py", line 20, in <module> from django.conf.urls import include, url ImportError: cannot import name 'url' from 'django.conf.urls' (/opt/mailmanve/lib/python3.9/site-packages/django/conf/urls/__init__.py)"