argparse.ArgumentError: argument --pdb: conflicting option string: --pdb

[jayvdb]

The tests are failing on Django 3.x

+ python3 testproject/manage.py test
Traceback (most recent call last):
  File "testproject/manage.py", line 9, in <module>
    execute_from_command_line(sys.argv)
  File "/usr/lib/python3.8/site-packages/django/core/management/__init__.py", line 401, in execute_from_command_line
    utility.execute()
  File "/usr/lib/python3.8/site-packages/django/core/management/__init__.py", line 395, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "/usr/lib/python3.8/site-packages/django/core/management/commands/test.py", line 23, in run_from_argv
    super().run_from_argv(argv)
  File "/usr/lib/python3.8/site-packages/django/core/management/base.py", line 322, in run_from_argv
    parser = self.create_parser(argv[0], argv[1])
  File "/usr/lib/python3.8/site-packages/django/core/management/base.py", line 296, in create_parser
    self.add_arguments(parser)
  File "/home/abuild/rpmbuild/BUILDROOT/python-django-pdb-0.6.2-12.1.x86_64/usr/lib/python3.8/site-packages/django_pdb/management/commands/test.py", line 39, in add_arguments
    parser.add_argument(name, **kwargs)
  File "/usr/lib64/python3.8/argparse.py", line 1386, in add_argument
    return self._add_action(action)
  File "/usr/lib64/python3.8/argparse.py", line 1749, in _add_action
    self._optionals._add_action(action)
  File "/usr/lib64/python3.8/argparse.py", line 1590, in _add_action
    action = super(_ArgumentGroup, self)._add_action(action)
  File "/usr/lib64/python3.8/argparse.py", line 1400, in _add_action
    self._check_conflict(action)
  File "/usr/lib64/python3.8/argparse.py", line 1539, in _check_conflict
    conflict_handler(action, confl_optionals)
  File "/usr/lib64/python3.8/argparse.py", line 1548, in _handle_conflict_error
    raise ArgumentError(action, message % conflict_string)
argparse.ArgumentError: argument --pdb: conflicting option string: --pdb