Update forms.py
Update forms.py

The other text box is now required if the user selects other
carthagecollege/django-djforms,carthage-college/django-djforms,carthagecollege/django-djforms,carthagecollege/django-djforms,carthagecollege/django-djforms,carthage-college/django-djforms,carthage-college/django-djforms,carthage-college/django-djforms