Solution

README.md

@@ -15,13 +15,12 @@ package create modules:
    that takes `product` - name of the product that customer wants
    and `customer` - `Customer` instance, that means customer.
    The `sell_product` method sells a product to the customer and displays which product was sold and to whom.
-
-
+
    ```python
    cb = CinemaBar()
-   customer = Customer("Bob", "popcorn")
-   cb.sell_product(customer=customer, product=customer.food)
-   # Cinema bar sold popcorn to Bob.
+customer = Customer("Bob", "popcorn")
+cb.sell_product(cur_customer=, food=)
+# Cinema bar sold popcorn to Bob.
    ```
 
    - `hall.py` - inside this module create `CinemaHall`

app/cinema/bar.py

@@ -0,0 +1,7 @@
+from app.people.customer import Customer
+
+
+class CinemaBar:
+    @staticmethod
+    def sell_product(customer: Customer, product: str) -> None:
+        print(f"Cinema bar sold {product} to {customer.name}.")

app/cinema/hall.py

@@ -0,0 +1,17 @@
+from app.people.cinema_staff import Cleaner
+
+
+class CinemaHall:
+    def __init__(self, number: int) -> None:
+        self.number = number
+
+    def movie_session(self,
+                      movie_name: str,
+                      customers: list,
+                      cleaning_staff: Cleaner) -> None:
+
+        print(f'"{movie_name}" started in hall number {self.number}.')
+        for new_customer in customers:
+            new_customer.watch_movie(movie_name)
+        print(f'"{movie_name}" ended.')
+        cleaning_staff.clean_hall(self.number)

app/main.py

@@ -1,6 +1,22 @@
+from app.cinema.hall import CinemaHall
+from app.cinema.bar import CinemaBar
+from app.people.customer import Customer
+from app.people.cinema_staff import Cleaner
 # write your imports here
 
 
-def cinema_visit(customers: list, hall_number: int, cleaner: str, movie: str):
-    # write you code here
-    pass
+def cinema_visit(customers: list,
+                 hall_number: int,
+                 cleaner: str,
+                 movie: str) -> None:
+    customer_list = [Customer(new_customer.get("name"),
+                              new_customer.get("food"))
+                     for new_customer in customers]
+
+    for new_customer in customer_list:
+        product = new_customer.food
+        CinemaBar.sell_product(new_customer, product)
+
+    cinema_hall = CinemaHall(hall_number)
+    cleaner_work = Cleaner(cleaner)
+    cinema_hall.movie_session(movie, customer_list, cleaner_work)

app/people/cinema_staff.py

@@ -0,0 +1,6 @@
+class Cleaner:
+    def __init__(self, name: str) -> None:
+        self.name = name
+
+    def clean_hall(self, hall_number: int) -> None:
+        print(f"Cleaner {self.name} is cleaning hall number {hall_number}.")

app/people/customer.py

@@ -0,0 +1,7 @@
+class Customer:
+    def __init__(self, name: str, food: str) -> None:
+        self.name = name
+        self.food = food
+
+    def watch_movie(self, movie: str) -> None:
+        print(f'{self.name} is watching "{movie}".')