diff --git a/localized_fields/widgets.py b/localized_fields/widgets.py
index 3b75bc9..451a724 100644
--- a/localized_fields/widgets.py
+++ b/localized_fields/widgets.py
@@ -23,9 +23,9 @@ class LocalizedFieldWidget(forms.MultiWidget):
 
         super().__init__(initial_widgets, *args, **kwargs)
 
-        for ((lc, ln), w) in zip(settings.LANGUAGES, self.widgets):
-            w.attrs['lang_code'] = lc
-            w.attrs['lang_name'] = ln
+        for ((lang_code, lang_name), widget) in zip(settings.LANGUAGES, self.widgets):
+            widget.attrs['lang_code'] = lang_code
+            widget.attrs['lang_name'] = lang_name
 
     def decompress(self, value: LocalizedValue) -> List[str]:
         """Decompresses the specified value so
@@ -68,13 +68,16 @@ class AdminLocalizedFieldWidget(LocalizedFieldWidget):
         if self.is_localized:
             for widget in self.widgets:
                 widget.is_localized = self.is_localized
+
         # value is a list of values, each corresponding to a widget
         # in self.widgets.
         if not isinstance(value, list):
             value = self.decompress(value)
+
         output = []
         final_attrs = self.build_attrs(attrs)
         id_ = final_attrs.get('id')
+
         for i, widget in enumerate(self.widgets):
             try:
                 widget_value = value[i]
@@ -82,22 +85,27 @@ class AdminLocalizedFieldWidget(LocalizedFieldWidget):
                 widget_value = None
             if id_:
                 final_attrs = dict(final_attrs, id='%s_%s' % (id_, i))
+
             widget_attrs = self.build_widget_attrs(widget, widget_value, final_attrs)
             output.append(widget.render(name + '_%s' % i, widget_value, widget_attrs))
+
         context = {
             'id': final_attrs.get('id'),
             'name': name,
             'widgets': zip([code for code, lang in settings.LANGUAGES], output),
             'available_languages': settings.LANGUAGES
         }
+
         return render_to_string(self.template, context)
 
     @staticmethod
     def build_widget_attrs(widget, value, attrs):
         attrs = dict(attrs)  # Copy attrs to avoid modifying the argument.
+
         if (not widget.use_required_attribute(value) or not widget.is_required) \
                 and 'required' in attrs:
             del attrs['required']
+
         return attrs