Update README.md

Author: toddbirchard

README.md

@@ -27,3 +27,16 @@ $ pipenv shell
 $ pipenv update
 $ flask run
 ```
+
+Alternatively, try installing via `setup.py`:
+
+```shell
+$ git clone https://github.com/hackersandslackers/django-intro-tutorial.git
+$ cd plotlydash-flask-tutorial
+$ python3 setup.py install
+$ flask run
+```
+
+-----
+
+**Hackers and Slackers** tutorials are free of charge. If you found this tutorial helpful, a [small donation](https://www.buymeacoffee.com/hackersslackers) would be greatly appreciated to keep us in business. All proceeds go towards coffee, and all coffee goes towards more content.