diff --git a/matemat/db/facade.py b/matemat/db/facade.py
index b4eb164..8839b6c 100644
--- a/matemat/db/facade.py
+++ b/matemat/db/facade.py
@@ -380,7 +380,8 @@ class MatematDatabase(object):
             product_id, name, price_member, price_non_member, custom_price, stock, stockable = row
             return Product(product_id, name, price_member, price_non_member, custom_price, stockable, stock)
 
-    def create_product(self, name: str, price_member: int, price_non_member: int, custom_price: bool, stockable: bool) -> Product:
+    def create_product(self, name: str, price_member: int, price_non_member: int, custom_price:
+                       bool, stockable: bool) -> Product:
         """
         Creates a new product.
         :param name: Name of the product.
diff --git a/matemat/db/primitives/Product.py b/matemat/db/primitives/Product.py
index a99c37b..5ce119c 100644
--- a/matemat/db/primitives/Product.py
+++ b/matemat/db/primitives/Product.py
@@ -36,4 +36,5 @@ class Product:
             self.stockable == other.stockable
 
     def __hash__(self) -> int:
-        return hash((self.id, self.name, self.price_member, self.price_non_member, self.custom_price, self.stock, self.stockable))
+        return hash((self.id, self.name, self.price_member, self.price_non_member, self.custom_price,
+                     self.stock, self.stockable))
diff --git a/matemat/db/test/test_facade.py b/matemat/db/test/test_facade.py
index 381f37e..0210ecd 100644
--- a/matemat/db/test/test_facade.py
+++ b/matemat/db/test/test_facade.py
@@ -348,7 +348,7 @@ class DatabaseTest(unittest.TestCase):
             db.deposit(user1, 1337)
             db.deposit(user2, 4242)
             db.deposit(user3, 1234)
-            clubmate = db.create_product('Club Mate', 200, 200, False , True)
+            clubmate = db.create_product('Club Mate', 200, 200, False, True)
             florapowermate = db.create_product('Flora Power Mate', 150, 250, False, True)
             fritzmate = db.create_product('Fritz Mate', 200, 200, False, True)