diff --git a/.gitignore b/.gitignore
index 894a44c..75b1991 100644
--- a/.gitignore
+++ b/.gitignore
@@ -102,3 +102,6 @@ venv.bak/
 
 # mypy
 .mypy_cache/
+
+
+.DS_Store
diff --git a/im/settings.py b/im/settings.py
index a058b4f..c0c46a8 100644
--- a/im/settings.py
+++ b/im/settings.py
@@ -101,9 +101,9 @@ AUTH_PASSWORD_VALIDATORS = [
 ]
 
 # enabling this may speed up testing
-#PASSWORD_HASHERS = [
+# PASSWORD_HASHERS = [
 #    'django.contrib.auth.hashers.MD5PasswordHasher',
-#]
+# ]
 
 # Internationalization
 # https://docs.djangoproject.com/en/2.1/topics/i18n/
diff --git a/inventory/admin.py b/inventory/admin.py
index b0d62c7..f154200 100644
--- a/inventory/admin.py
+++ b/inventory/admin.py
@@ -9,7 +9,6 @@ class PantryItemInLine(admin.TabularInline):
     extra = 1
 
 
-
 class LocationInLine(admin.TabularInline):
     model = Location
     extra = 1
@@ -17,11 +16,15 @@ class LocationInLine(admin.TabularInline):
 
 def upper_case_name(obj):
     return obj.name.upper()
+
+
 upper_case_name.short_description = 'Name'
 
 
 def capitalize_name(obj):
     return obj.name.capitalize()
+
+
 upper_case_name.short_description = 'Name'
 
 
@@ -65,7 +68,7 @@ class PantryItemAdmin(admin.ModelAdmin):
     inlines = [PantryItemInLine]
 
     # TODO: make category a model
-    #autocomplete_fields = ['category',]
+    # autocomplete_fields = ['category',]
     fields = (
         'name',
         'category',
@@ -93,6 +96,7 @@ class ShoppingListItemAdmin(PantryItemAdmin):
         'info',
     )
 
+
 admin.site.register(PantryItem, PantryItemAdmin)
 admin.site.register(ShoppingListItem, ShoppingListItemAdmin)
 admin.site.register(PantryItemLine, PantryItemLineAdmin)
diff --git a/inventory/models.py b/inventory/models.py
index 88ab969..4276539 100644
--- a/inventory/models.py
+++ b/inventory/models.py
@@ -57,7 +57,7 @@ class PantryItem(models.Model):
     # if expiry duration is set the expiration date for a pantryitemline will be set to now + duration on save
     # represents days
     expiry_duration = models.IntegerField(null=True, blank=True)
-    name =  models.CharField(max_length=200)
+    name = models.CharField(max_length=200)
     unit = models.ForeignKey(Unit, on_delete=models.PROTECT, null=True)
     info = models.CharField(max_length=200, null=True, blank=True)
     # location is saved on a per item base, not itemline
@@ -78,7 +78,7 @@ class PantryItemLine(models.Model):
     pantry_item = models.ForeignKey(PantryItem, on_delete=models.PROTECT)
     quantity = models.IntegerField(default=1)
     expiry_date = models.DateField(null=True, blank=True)
-    size = models.IntegerField(default=1) #, decimal_places=3, max_digits=32)
+    size = models.IntegerField(default=1)
     info = models.CharField(max_length=200, null=True, blank=True)
 
     def unit(self):
@@ -88,5 +88,5 @@ class PantryItemLine(models.Model):
         return reverse('pantryitemlinedetail', kwargs={'pk': self.pk})
 
     def __str__(self):
-        return ' '.join([str(x) for x in [self.pantry_item.name,  self.quantity, 'X', self.size, self.pantry_item.unit]])
-
+        return ' '.join([str(x) for x in [self.pantry_item.name,  self.quantity, 'X',
+                                          self.size, self.pantry_item.unit]])
diff --git a/inventory/views.py b/inventory/views.py
index 5b54e9f..a3791f0 100644
--- a/inventory/views.py
+++ b/inventory/views.py
@@ -1,7 +1,5 @@
-from django.shortcuts import render, get_object_or_404
-from django.http import HttpResponse
+from django.shortcuts import render
 from django.views import generic
-from django.views.generic.edit import CreateView, DeleteView, UpdateView
 from django.db.models import F, Sum, Q
 
 
@@ -26,9 +24,10 @@ class Shoppinglist(generic.ListView):
         """
         Return pantryitems for which we have None itemlines or Itemlines whith a total quantitly less than required
         """
-        return PantryItem.objects.annotate(total_quantity=Sum(F('pantryitemline__quantity') *
-            F('pantryitemline__size'))).filter(Q(min_quantity__gt=F('total_quantity')) | Q(pantryitemline=None,
-                                                                                           min_quantity__gt=0))
+        return PantryItem.objects.annotate(
+            total_quantity=Sum(F('pantryitemline__quantity') *
+                               F('pantryitemline__size'))
+        ).filter(Q(min_quantity__gt=F('total_quantity')) | Q(pantryitemline=None, min_quantity__gt=0))
 
 
 class Expirations(generic.ListView):