PEP fixes

InvenTree/supplier/models.py

@@ -5,15 +5,18 @@ from django.db import models
 from InvenTree.models import Company
 from part.models import Part
 
+
 class Supplier(Company):
     """ Represents a manufacturer or supplier
     """
     
     pass
 
+
 class Customer(Company):
     pass
 
+
 class SupplierPart(models.Model):
     """ Represents a unique part as provided by a Supplier
     Each SupplierPart is identified by a MPN (Manufacturer Part Number)
@@ -52,7 +55,7 @@ class SupplierPriceBreak(models.Model):
 
     def __str__(self):
         return "{mpn} - {cost}{currency} @ {quan}".format(
-            mpn = part.MPN,
-            cost = self.cost,
-            currency = self.currency if self.currency else '',
-            quan = self.quantity)
+            mpn=part.MPN,
+            cost=self.cost,
+            currency=self.currency if self.currency else '',
+            quan=self.quantity)

InvenTree/track/models.py

@@ -6,6 +6,7 @@ from django.contrib.auth.models import User
 from supplier.models import Customer
 from part.models import Part, PartRevision
 
+
 class UniquePart(models.Model):
     """ A unique instance of a Part object.
     Used for tracking parts based on serial numbers,
@@ -48,6 +49,7 @@ class UniquePart(models.Model):
     def __str__(self):
         return self.part.name
 
+
 class PartTrackingInfo(models.Model):
     """ Single data-point in the life of a UniquePart
     Each time something happens to the UniquePart,
@@ -58,5 +60,3 @@ class PartTrackingInfo(models.Model):
     date = models.DateField(auto_now_add=True,
                             editable=False)
     notes = models.CharField(max_length=500)
-    
-