PEP fixes

InvenTree/common/models.py

@@ -566,9 +566,11 @@ class InvenTreeSetting(models.Model):
         """
 
         try:
-            value = int()
+            value = int(self.value)
         except (ValueError, TypeError):
-            return self.default_value()
+            value = self.default_value()
+
+        return value
         
 
 class PriceBreak(models.Model):

InvenTree/stock/models.py

@@ -501,7 +501,6 @@ class StockItem(MPTTModel):
 
         return self.expiry_date < expiry_date
 
-
     def is_expired(self):
         """
         Returns True if this StockItem is "expired".