PEP style fixes

InvenTree/stock/forms.py

@@ -52,6 +52,6 @@ class EditStockItemForm(forms.ModelForm):
             'batch',
             'quantity',
             'status',
-            #'customer',
+            # 'customer',
             'URL',
         ]

InvenTree/stock/models.py

@@ -11,11 +11,7 @@ from django.dispatch import receiver
 
 from datetime import datetime
 
-#from company.models import Company
-#from part.models import Part
-#from part.models import SupplierPart
 from InvenTree.models import InvenTreeTree
-#from build.models import Build
 
 
 class StockLocation(InvenTreeTree):