diff --git a/sigl/domain/service.py b/sigl/domain/service.py
index bb2799e..cb65a70 100644
--- a/sigl/domain/service.py
+++ b/sigl/domain/service.py
@@ -4,7 +4,6 @@ Simple Grocery List (Sigl) | sigl.app
 Copyright (c) 2022 Asymworks, LLC.  All Rights Reserved.
 """
 
-from nis import cat
 from typing import List, Optional, Union
 
 from sqlalchemy.orm import Session
@@ -141,7 +140,7 @@ def list_stores(session: Session, id: Optional[int]) -> List[str]:
     Product has locations are returned.
     """
     if id is None:
-        return list(set([l.store for l in session.query(ProductLocation).all()]))
+        return list(set([loc.store for loc in session.query(ProductLocation).all()]))
 
     sList = list_by_id(session, id)
     if not sList:
@@ -307,6 +306,6 @@ def product_removeLocation(
 
     for loc in product.locations:
         if loc.store.lower() == store.lower():
-                session.delete(loc)
+            session.delete(loc)
 
     session.commit()
diff --git a/sigl/views/lists.py b/sigl/views/lists.py
index ecb4294..4285dff 100644
--- a/sigl/views/lists.py
+++ b/sigl/views/lists.py
@@ -13,7 +13,7 @@ from sigl.exc import DomainError, Error, NotFoundError
 from sigl.database import db
 from sigl.domain.service import (
     list_entry_by_id, lists_all, list_by_id, list_create, list_delete,
-    list_update, list_addItem, list_deleteItem, list_editItem, list_stores, 
+    list_update, list_addItem, list_deleteItem, list_editItem, list_stores,
     list_deleteCrossedOff, list_entry_set_crossedOff,
     products_all,
 )
diff --git a/sigl/views/products.py b/sigl/views/products.py
index 7a03533..5d116a1 100644
--- a/sigl/views/products.py
+++ b/sigl/views/products.py
@@ -13,7 +13,6 @@ from sigl.exc import Error, NotFoundError
 from sigl.database import db
 from sigl.domain.service import (
     list_stores,
-    product_update,
     products_all,
     product_by_id,
     product_create,
@@ -68,11 +67,12 @@ def create():
         return redirect(url_for('products.detail', id=product.id))
     return render_template('products/create.html.j2')
 
+
 @bp.route('/products/<int:id>', methods=('GET', 'POST'))
 def detail(id):
     """Product Detail/Editing View."""
     try:
-        product = product_by_id(db.session, id);
+        product = product_by_id(db.session, id)
         if not product:
             raise NotFoundError(f'Product {id} not found')
 
@@ -106,7 +106,6 @@ def detail(id):
     )
 
 
-
 @bp.route('/products/<int:id>/delete', methods=('POST', ))
 def delete(id):
     """Delete a Product."""
diff --git a/tests/conftest.py b/tests/conftest.py
index 5afb8e1..81fe4d3 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -11,7 +11,6 @@ from alembic.config import Config
 import flask
 import pytest
 
-import sigl
 from sigl.database import db as _db
 from sigl.factory import create_app
 
diff --git a/tests/test_11_product_model.py b/tests/test_11_product_model.py
index f962ca5..a21f09d 100644
--- a/tests/test_11_product_model.py
+++ b/tests/test_11_product_model.py
@@ -31,17 +31,17 @@ def test_product_model_init(session):
 def test_product_model_can_add_location(session):
     """Test that a Location can be added to a Product."""
     p = Product(name='Eggs', category='Dairy')
-    l = ProductLocation(product=p, store='Pavilions', aisle='Back Wall')
+    loc = ProductLocation(product=p, store='Pavilions', aisle='Back Wall')
 
     session.add(p)
-    session.add(l)
+    session.add(loc)
     session.commit()
 
-    assert l.aisle == 'Back Wall'
-    assert l.bin is None
-    assert l.product == p
-    
-    assert l in p.locations
+    assert loc.aisle == 'Back Wall'
+    assert loc.bin is None
+    assert loc.product == p
+
+    assert loc in p.locations
 
 
 @pytest.mark.unit