ch03

2021-10-28 17:34:45 +05:30
parent 583ec6a898
commit 8b802c5c62
34 changed files with 332 additions and 0 deletions
@@ -0,0 +1,17 @@
+from datetime import date, timedelta
+
+today = date.today()
+tomorrow = today + timedelta(days=1)  # today + 1 day is tomorrow
+products = [
+    {'sku': '1', 'expiration_date': today, 'price': 100.0},
+    {'sku': '2', 'expiration_date': tomorrow, 'price': 50},
+    {'sku': '3', 'expiration_date': today, 'price': 20},
+]
+
+for product in products:
+    if product['expiration_date'] != today:
+        continue
+    product['price'] *= 0.8  # equivalent to applying 20% discount
+    print(
+        'Price for sku', product['sku'],
+        'is now', product['price'])