Task 3 is almost done.

3_for.py

@@ -16,13 +16,70 @@
 * Посчитать и вывести суммарное количество продаж всех товаров
 * Посчитать и вывести среднее количество продаж всех товаров
 """
+def number_of_goods(sold_products, row):
+    number_of_sold = 0
+    phones_sold_number = 0
+    for number_of_sold in range(len(sold_products[row]['items_sold'])):
+        phones_sold_number += sold_products[row]['items_sold'][number_of_sold]
+    return phones_sold_number
+
+def avg_number_of_goods(sold_products, row):
+    number_of_sold = 0
+    phones_sold_number = 0
+    average_sold = 0
+    total_sold = len(sold_products[row]['items_sold'])
+    for number_of_sold in range(len(sold_products[row]['items_sold'])):
+        phones_sold_number += sold_products[row]['items_sold'][number_of_sold]
+    average_sold = int(phones_sold_number / total_sold)
+    return average_sold
+
+def avg_number_of_all_goods(sold_products):
+    category = 0
+    number_of_sold = 0
+    phones_sold_number = 0
+    average_sold = 0
+    total_sold = len(sold_products['product']['items_sold'])
+#    total_sold = len(sold_products)
+#    total_sold = len(sold_products[],[])
+#    print(total_sold)
+
+#    iphone_12_dict = dict(sold_products[0][1][])
+#    print(iphone_12_dict)
+
+#    params = sold_products.get("items_sold")
+    print(sold_products)
+
+    for category in range(len(sold_products[category]['items_sold'])):
+        print("category = ", category)
+        print("Range of category:", range(len(sold_products[category]['items_sold'])))
+        for number_of_sold in range(len(sold_products[category]['items_sold'])):
+            print("number_of_sold = ", number_of_sold)
+            phones_sold_number += sold_products[category]['items_sold'][number_of_sold]
+            print(phones_sold_number)
+        average_sold = int(phones_sold_number / total_sold)
+    return average_sold
 
 def main():
     """
     Эта функция вызывается автоматически при запуске скрипта в консоли
     В ней надо заменить pass на ваш код
     """
-    pass
+    sold_products = [
+    {'product': 'iPhone 12', 'items_sold': [363, 500, 224, 358, 480, 476, 470, 216, 270, 388, 312, 186]}, 
+    {'product': 'Xiaomi Mi11', 'items_sold': [317, 267, 290, 431, 211, 354, 276, 526, 141, 453, 510, 316]},
+    {'product': 'Samsung Galaxy 21', 'items_sold': [343, 390, 238, 437, 214, 494, 441, 518, 212, 288, 272, 247]},
+    ]
+    print("Кол-во проданных iPhone12: ", number_of_goods(sold_products, 0))
+    print("Кол-во проданных Xiaomi Mi11: ", number_of_goods(sold_products, 1))
+    print("Кол-во проданных Samsung Galaxy 21: ", number_of_goods(sold_products, 2), "\n")
+
+    print("Среднее кол-во проданных iPhone12: ", avg_number_of_goods(sold_products, 0))
+    print("Среднее кол-во проданных Xiaomi Mi11: ", avg_number_of_goods(sold_products, 1))
+    print("Среднее кол-во проданных Samsung Galaxy 21: ", avg_number_of_goods(sold_products, 2), "\n")
+
+    print("Кол-во проданных Samsung Galaxy 21: ", number_of_goods(sold_products, 0) + number_of_goods(sold_products, 1) + number_of_goods(sold_products, 2), "\n")
 
+#    print("Среднее кол-во всех проданных устройств: ", avg_number_of_all_goods(sold_products))
+
 if __name__ == "__main__":
     main()