PEP fixes

InvenTree/order/admin.py

@@ -12,6 +12,7 @@ from .models import PurchaseOrder, PurchaseOrderLineItem
 from .models import SalesOrder, SalesOrderLineItem
 from .models import SalesOrderAllocation
 
+
 class PurchaseOrderAdmin(ImportExportModelAdmin):
 
     list_display = (

InvenTree/order/models.py

@@ -19,6 +19,7 @@ import os
 from datetime import datetime
 from decimal import Decimal
 
+from part.models import Part
 from stock import models as stock_models
 from company.models import Company, SupplierPart
 

InvenTree/stock/__init__.py

@@ -6,4 +6,4 @@ It includes models for:
 - StockLocation
 - StockItem
 - StockItemTracking
-"""
+"""

InvenTree/stock/api.py

@@ -12,7 +12,6 @@ from django.db.models import Q
 from .models import StockLocation, StockItem
 from .models import StockItemTracking
 
-from order.models import SalesOrder
 from part.models import Part, PartCategory
 
 from .serializers import StockItemSerializer

InvenTree/stock/models.py

@@ -31,7 +31,7 @@ from InvenTree.models import InvenTreeTree
 from InvenTree.fields import InvenTreeURLField
 
 from part.models import Part
-from order.models import PurchaseOrder, SalesOrder, SalesOrderAllocation
+from order.models import PurchaseOrder, SalesOrder
 
 
 class StockLocation(InvenTreeTree):
@@ -426,7 +426,6 @@ class StockItem(MPTTModel):
 
         return self.build_allocation_count() + self.sales_order_allocation_count()
 
-
     def can_delete(self):
         """ Can this stock item be deleted? It can NOT be deleted under the following circumstances: