Fixed pre_delete_delete_callback

Only the file should be delete. Instance should not be saved twice.

Author: codingjoe

setup.py

@@ -33,7 +33,7 @@ def run(self):
 
 setup(
     name='django-stdimage',
-    version='2.0.4',
+    version='2.0.5',
     description='Django Standarized Image Field',
     author='codingjoe',
     url='https://github.com/codingjoe/django-stdimage',

stdimage/utils.py

@@ -72,7 +72,7 @@ class UploadToAutoSlugClassNameDir(UploadToClassNameDir, UploadToAutoSlug):
 def pre_delete_delete_callback(sender, instance, **kwargs):
     for field in instance._meta.fields:
         if isinstance(field, StdImageField):
-            getattr(instance, field.name).delete()
+            getattr(instance, field.name).delete(False)
 
 
 def pre_save_delete_callback(sender, instance, **kwargs):