Set utf-8 encoding on required files

app/database/add_oceans_garden.py

@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+
 from models import Location, Product
 from app import db
 from itertools import product

app/database/add_simpizza.py

@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+
 from models import Location, Product
 from app import db
 

app/models.py

@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+
 from datetime import datetime
 from collections import defaultdict
 

app/utils.py

@@ -1,3 +1,5 @@
+# -*- coding: utf-8 -*-
+
 from datetime import datetime
 from flask import render_template