Fixes #3721: Allow Unicode characters in tag slugs

netbox/extras/models.py

@@ -10,6 +10,7 @@ from django.db import models
 from django.http import HttpResponse
 from django.template import Template, Context
 from django.urls import reverse
+from django.utils.text import slugify
 from taggit.models import TagBase, GenericTaggedItemBase
 
 from utilities.fields import ColorField
@@ -952,6 +953,13 @@ class Tag(TagBase, ChangeLoggedModel):
     def get_absolute_url(self):
         return reverse('extras:tag', args=[self.slug])
 
+    def slugify(self, tag, i=None):
+        # Allow Unicode in Tag slugs (avoids empty slugs for Tags with all-Unicode names)
+        slug = slugify(tag, allow_unicode=True)
+        if i is not None:
+            slug += "_%d" % i
+        return slug
+
 
 class TaggedItem(GenericTaggedItemBase):
     tag = models.ForeignKey(