old_contents: import json
  from django import forms
  from django.forms.utils import flatatt
  from django.utils.html import format_html
  from django.utils.safestring import mark_safe
  
  
  class CountrySelectWidget(forms.TextInput):
  
      class Media:
          css = {
              'all': ('country_select_js/css/countrySelect.min.css',),
          }
          js = ('country_select_js/js/countrySelect.min.js', 'country_select_js/js/init.js')
  
      def __init__(self, attrs=None, preferred_countries=['us', 'gb'], default_code='us', auto_geo_ip=False):
          final_attrs = {'size': '2'}
          if attrs is not None:
              final_attrs.update(attrs)
  
          self.js_attrs = {
              'class': 'country-select-js',
              'size': '30',
              'data-preferred-countries': json.dumps(preferred_countries),
              'data-default-code': default_code,
              'data-auto-geo-ip': auto_geo_ip,
          }
  
          super(CountrySelectWidget, self).__init__(attrs=final_attrs)
  
      def get_options(self):
          return json.dumps(self.options)
  
      def render(self, name, value, attrs=None):
          if value is None:
              value = ''
          final_attrs = self.build_attrs(attrs, name=name, size=2)
          final_attrs['type'] = 'hidden'
          if value != '':
              final_attrs['value'] = force_text(self._format_value(value))
  
          output = [format_html('<input{}>', flatatt(final_attrs))]
          select = self.render_select()
          output.append(select)
          return mark_safe('\n'.join(output))
  
      def render_select(self, attrs):
          output = format_html('<input{}>', flatatt(self.js_attrs))
          return output
  
new_contents: import json
  from django import forms
  from django.forms.utils import flatatt
  from django.utils.html import format_html
  from django.utils.safestring import mark_safe
  
  
  class CountrySelectWidget(forms.TextInput):
  
      class Media:
          css = {
              'all': ('country_select_js/css/countrySelect.min.css',),
          }
          js = ('country_select_js/js/countrySelect.min.js', 'country_select_js/js/init.js')
  
      def __init__(self, attrs=None, preferred_countries=['us', 'gb'], default_code='us', auto_geo_ip=False):
          final_attrs = {'size': '2'}
          if attrs is not None:
              final_attrs.update(attrs)
  
          self.js_attrs = {
              'class': 'country-select-js',
              'size': '30',
              'data-preferred-countries': json.dumps(preferred_countries),
              'data-default-code': default_code,
              'data-auto-geo-ip': auto_geo_ip,
          }
  
          super(CountrySelectWidget, self).__init__(attrs=final_attrs)
  
      def get_options(self):
          return json.dumps(self.options)
  
      def render(self, name, value, attrs=None):
          if value is None:
              value = ''
          final_attrs = self.build_attrs(attrs, name=name, size=2)
          final_attrs['type'] = 'hidden'
          if value != '':
              final_attrs['value'] = force_text(self._format_value(value))
  
          output = [format_html('<input{}>', flatatt(final_attrs))]
          select = self.render_select()
          output.append(select)
          return mark_safe('\n'.join(output))
  
      def render_select(self):
          output = format_html('<input{}>', flatatt(self.js_attrs))
          return output
  
subject: Remove unused args.