sorting_bootstrap ubuntu 20.04 python 3.9

[khaldounk70]

(env) root@vmi608411:/home/ubuntu/Target-ERP# python manage.py makemigrations
Traceback (most recent call last):
File "/home/ubuntu/Target-ERP/manage.py", line 30, in
execute_from_command_line(sys.argv)
File "/home/ubuntu/Target-ERP/env/lib/python3.9/site-packages/django/core/management/init.py", line 371, in execute_from_command_line
utility.execute()
File "/home/ubuntu/Target-ERP/env/lib/python3.9/site-packages/django/core/management/init.py", line 347, in execute
django.setup()
File "/home/ubuntu/Target-ERP/env/lib/python3.9/site-packages/django/init.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "/home/ubuntu/Target-ERP/env/lib/python3.9/site-packages/django/apps/registry.py", line 89, in populate
app_config = AppConfig.create(entry)
File "/home/ubuntu/Target-ERP/env/lib/python3.9/site-packages/django/apps/config.py", line 90, in create
module = import_module(entry)
File "/usr/lib/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 984, in _find_and_load_unlocked
ModuleNotFoundError: No module named 'sorting_bootstrap'