Solution

app/cinema/bar.py

@@ -0,0 +1,7 @@
+from app.people.customer import Customer
+
+
+class CinemaBar:
+
+    def sell_product(self, product: str, customer: Customer):
+        print(f"Cinema bar sold {product} to {customer.name}")

app/cinema/hall.py

@@ -0,0 +1,13 @@
+from app.people.customer import Customer
+from app.people.cinema_staff import Cleaner
+
+
+class CinemaHall:
+    def __init__(self, number: int):
+        self.number = number
+
+    def movie_session(self, movie_name: str, customers: Customer, cleaning_staff: Cleaner):
+        print(f"{movie_name} started in hall number {self.number}.")
+        Customer.watch_movie()
+        print(f"{movie_name} ended.")
+        Cleaner.clean_hall(self.number)

app/main.py

@@ -1,6 +1,14 @@
-# write your imports here
+from app.cinema.bar import CinemaBar
+from app.cinema.hall import CinemaHall
+from app.people.customer import Customer
+from app.people.cinema_staff import Cleaner
 
 
 def cinema_visit(customers: list, hall_number: int, cleaner: str, movie: str):
-    # write you code here
-    pass
+    result_list = []
+    for element in customers:
+        result_list.append(Customer(element["name"], element["food"]))
+    for customer in result_list:
+        CinemaBar.sell_product(customer.food, customer)
+    for element in result_list:
+        CinemaHall.movie_session(movie, element.name, cleaner)

app/people/cinema_staff.py

@@ -0,0 +1,6 @@
+class Cleaner:
+    def __init__(self, name: str):
+        self.name = name
+
+    def clean_hall(self, hall_number: int):
+        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):
+        self.name = name
+        self.food = food
+
+    def watch_movie(self, movie: str):
+        print(f"{self.name} is watching {movie}")