chore: remove unused EavSlugField

eav/fields.py

@@ -1,5 +1,3 @@
-import re
-
 from django.core.exceptions import ValidationError
 from django.db import models
 from django.utils.translation import gettext_lazy as _
@@ -7,41 +5,6 @@ from django.utils.translation import gettext_lazy as _
 from eav.forms import CSVFormField
 
 
-class EavSlugField(models.SlugField):
-    """
-    The slug field used by :class:`~eav.models.Attribute`
-    """
-
-    def validate(self, value, instance):
-        """
-        Slugs are used to convert the Python attribute name to a database
-        lookup and vice versa. We need it to be a valid Python identifier. We
-        don't want it to start with a '_', underscore will be used in
-        variables we don't want to be saved in the database.
-        """
-        super(EavSlugField, self).validate(value, instance)
-        slug_regex = r'^[a-z0-9]+(?:-[a-z0-9]+)*$'
-
-        if not re.match(slug_regex, value):
-            raise ValidationError(
-                _(
-                    'Must be all lower case, start with a letter, and contain '
-                    'only letters, numbers, or underscores.'
-                )
-            )
-
-    @staticmethod
-    def create_slug_from_name(name):
-        """Creates a slug based on the name."""
-        name = name.strip().lower()
-
-        # Change spaces to underscores.
-        name = '_'.join(name.split())
-
-        # Remove non alphanumeric characters.
-        return re.sub('[^\w]', '', name)
-
-
 class EavDatatypeField(models.CharField):
     """
     The datatype field used by :class:`~eav.models.Attribute`.

eav/migrations/0001_initial.py

@@ -39,7 +39,7 @@ class Migration(migrations.Migration):
                 ),
                 (
                     'slug',
-                    eav.fields.EavSlugField(
+                    models.SlugField(
                         help_text='Short unique attribute label',
                         unique=True,
                         verbose_name='Slug',