Update README.md

README.md

@@ -16,7 +16,7 @@ and the FTP directory is `/project/ftp_public`.
 
 ### Components
 - RHEL 7
-- Python 3.6.8
+- Python 3.6.8 (or later)
 - Django 2.2 LTS
 - MySQL
 - LDAP
@@ -237,6 +237,15 @@ python manage.py check --deploy
 gunicorn ftp_site.wsgi:application
 ```
 
+### Pylint-Django (optional)
+```sh
+pip install pylint
+pip install pylint-django
+# To use pylint-django
+pylint --load-plugins pylint-django <path_to_source>
+pylint --load-plugins=pylint_django --extension-pkg-whitelist=_ldap /devel/work/ftp_site/
+```
+
 ## Contributing to Flash FTP
 We are open to contributions from external developers. We advise you to open an issue that describes the contribution and then submit a pull request. 
 For additional details, refer to the LICENSE file contained in this repository.