django-localflavor

import os from django import forms from localflavor.us.forms import USStateField # Example: using a US-specific field from django.conf import settings # Minimal Django settings for standalone execution or in a Django project context if not settings.configured: settings.configure( INSTALLED_APPS=[ 'localflavor', # Required for translations and some internal workings ], DEBUG=True, SECRET_KEY=os.environ.get('DJANGO_SECRET_KEY', 'a-very-secret-key-for-testing-only'), # Add other necessary settings like TEMPLATES, DATABASES for a full Django app ) class MyUSForm(forms.Form): state = USStateField() city = forms.CharField(max_length=100) # Example usage (e.g., in a Django view or a test) def process_form_data(): # Simulate form submission form_data = {'state': 'NY', 'city': 'New York'} form = MyUSForm(form_data) if form.is_valid(): print(f"Form is valid. State: {form.cleaned_data['state']}, City: {form.cleaned_data['city']}") return form.cleaned_data else: print("Form is not valid. Errors:", form.errors) return None if __name__ == '__main__': print("Processing valid form data:") process_form_data() print("\nProcessing invalid form data:") invalid_form_data = {'state': 'XX', 'city': 'Invalid City'} invalid_form = MyUSForm(invalid_form_data) if not invalid_form.is_valid(): print("Form is not valid. Errors:", invalid_form.errors)