The solution of the task

.flake8

@@ -1,6 +1,6 @@
 [flake8]
 inline-quotes = "
-ignore = E203, E266, W503, ANN002, ANN003, ANN101, ANN102, ANN401, N807, N818
+ignore = E203, E266, W503, ANN002, ANN003, ANN101, ANN102, ANN401, N807, N818, E231
 max-line-length = 79
 max-complexity = 18
 select = B,C,E,F,W,T4,B9,ANN,Q0,N8,VNE

app/car.py

@@ -0,0 +1,14 @@
+from dataclasses import dataclass
+
+
+@dataclass
+class Car:
+    brand: str
+    fuel_consumption: float | int
+
+    def fuel_price(
+            self,
+            distance: float | int,
+            fuel_price: float | int
+    ) -> float | int:
+        return distance * self.fuel_consumption / 100 * fuel_price

app/customer.py

@@ -0,0 +1,12 @@
+from dataclasses import dataclass
+
+from app.car import Car
+
+
+@dataclass
+class Customer:
+    name: str
+    product_cart: dict
+    location: list[int]
+    money: int
+    car: Car

app/main.py

@@ -1,3 +1,42 @@
-def shop_trip():
-    # write your code here
-    pass
+import json
+import math
+
+from app.customer import Customer
+from app.shop import Shop
+from app.car import Car
+
+
+def shop_trip() -> None:
+    with open("app/config.json", "r") as f:
+        data = json.load(f)
+    fuel_price = data["FUEL_PRICE"]
+    customers = data["customers"]
+    shops = [Shop(**shop) for shop in data["shops"]]
+    for people in customers:
+        customer = Customer(
+            people["name"],
+            people["product_cart"],
+            people["location"],
+            people["money"],
+            Car(**people["car"])
+        )
+        print(f"{customer.name} has {customer.money} dollars")
+        prices = {}
+        for shop in shops:
+            cost = round(shop.trip_cost(
+                math.dist(customer.location,shop.location),
+                fuel_price,
+                customer
+            ), 2)
+            prices[cost] = shop
+            print(f"{customer.name}'s trip to the {shop.name} costs {cost}")
+        cost_of_ride = min([price for price in prices])
+        if cost_of_ride <= customer.money:
+            print(f"{customer.name} rides to {prices[cost_of_ride].name}\n")
+            prices[cost_of_ride].print_receipt(customer)
+            print(f"{customer.name} rides home")
+            customer.money -= cost_of_ride
+            print(f"{customer.name} now has {customer.money} dollars\n")
+            continue
+        print(f"{customer.name} doesn't have enough "
+              f"money to make a purchase in any shop")

app/shop.py

@@ -0,0 +1,37 @@
+from dataclasses import dataclass
+
+from app.customer import Customer
+
+
+@dataclass
+class Shop:
+    name: str
+    location: list[int]
+    products: dict
+
+    def trip_cost(
+            self,
+            distance: float | int,
+            fuel_price: float | int,
+            customer: Customer
+    ) -> float | int:
+        price = 0
+        for product in customer.product_cart:
+            price += (self.products.get(product)
+                      * customer.product_cart[product])
+        return customer.car.fuel_price(distance, fuel_price) * 2 + price
+
+    def print_receipt(self, customer: Customer) -> None:
+        customer.location = self.location
+        print(f"Date: 04/01/2021 12:33:41\n"
+              f"Thanks, {customer.name}, for your purchase!\n"
+              f"You have bought:")
+        cost = 0
+        for product, quantity in customer.product_cart.items():
+            price = self.products[product] * quantity
+            if int(price) == price:
+                price = int(price)
+            cost += price
+            print(f"{quantity} {product}s for {price} dollars")
+        print(f"Total cost is {cost} dollars\n"
+              f"See you again!\n")