fix model mixins not working without django_scopes

setup.py

@@ -8,7 +8,7 @@ Anything that I repeatedly implement probably ends up in here.
 
 setup(
     name='xenua_tools',
-    version='0.1.0',
+    version='0.1.1',
     description='Miscellaneous functions that are sometimes helpful',
     long_description=long_description,
     long_description_content_type='text/plain',

xenua/django/models.py

@@ -4,7 +4,7 @@ from django.utils.crypto import get_random_string
 try:
     from django_scopes import scopes_disabled
 except ImportError:
-    from xenua.decorators import no_op as scopes_disabled
+    scopes_disabled = False
     
 
 class RandomSlugMixin(models.Model):
@@ -29,14 +29,12 @@ class RandomSlugMixin(models.Model):
         if not self.slug:
             self.slug = self.generate_new_slug()
 
-    @scopes_disabled()
     def generate_new_slug(self):
         slug = get_random_string(self.slug_length, self.slug_chars)
         if self.__class__.objects.filter(slug=slug).exists():
             return self.generate_new_slug()
         return slug
 
-    @scopes_disabled()
     @property
     def slugs_available(self):
         return self.slug_count_total - self.__class__.objects.count()
@@ -49,6 +47,10 @@ class RandomSlugMixin(models.Model):
     def slug_length(self):
         return self.__class__._meta.get_field('slug').max_length
 
+    if scopes_disabled:
+        generate_new_slug = scopes_disabled(generate_new_slug)
+        slugs_available = scopes_disabled(slugs_available)
+
 
 class RandomSlugPKMixin(RandomSlugMixin):
     slug = models.CharField(max_length=6, unique=True, primary_key=True)