Refactoring

* splits compensation/models.py into subpackage
* renames base objects by adding suffix Mixin

konova/models/object.py

@@ -71,7 +71,7 @@ class BaseResource(UuidModel):
         """
         try:
             self.created.delete()
-        except (ObjectDoesNotExist, AttributeError) as e:
+        except (ObjectDoesNotExist, AttributeError):
             # Object does not exist anymore - we can skip this
             pass
         super().delete()
@@ -146,7 +146,7 @@ class BaseObject(BaseResource):
         Returns:
 
         """
-        if isinstance(self, ShareableObject):
+        if isinstance(self, ShareableObjectMixin):
             return self.users.filter(id=user.id)
         else:
             return User.objects.none()
@@ -220,7 +220,7 @@ class BaseObject(BaseResource):
         return definitions[self.__class__]["template"].format(_str)
 
 
-class RecordableObject(models.Model):
+class RecordableObjectMixin(models.Model):
     """ Wraps record related fields and functionality
 
     """
@@ -289,7 +289,7 @@ class RecordableObject(models.Model):
         return ret_log_entry
 
 
-class CheckableObject(models.Model):
+class CheckableObjectMixin(models.Model):
     # Checks - Refers to "Genehmigen" but optional
     checked = models.OneToOneField(
         UserActionLogEntry,
@@ -351,7 +351,7 @@ class CheckableObject(models.Model):
         return ret_log_entry
 
 
-class ShareableObject(models.Model):
+class ShareableObjectMixin(models.Model):
     # Users having access on this object
     users = models.ManyToManyField(User, help_text="Users having access (data shared with)")
     access_token = models.CharField(