clarify description

README.md

@@ -14,7 +14,9 @@ package create modules:
    This class should have only one static method `sell_product`,
    that takes `product` - name of the product that customer wants
    and `customer` - `Customer` instance, that means customer.
-   This method prints what product and to whom cinema sold.
+   `sell_product` method is responsible to sell product to customer, 
+   and it prints what product and to whom cinema sold.
+
 
    ```python
    cb = CinemaBar()
@@ -25,14 +27,16 @@ package create modules:
 
    - `hall.py` - inside this module create `CinemaHall`
    class that describes actions during the movie session. Its
-   `__init__` method takes and stores `number` - number of the hall
-   in cinema.
+   `__init__` method takes and stores `number` and only - 
+   number of the hall in cinema.
    This class should have only one method `movie_session`, that
    takes `movie_name`, `customers` - list of a customers
    (`Customer` instances), `cleaning_staff` - cleaner (`Cleaner` 
    instance). This method prints about movie start, calls 
    customers method `watch_movie`, prints about movie end,
-   calls cleaner method `clean_hall`.
+   calls cleaner method `clean_hall`. So, we are expecting
+   that everything listed above will be performed in `movie_session` function.
+
 2. In directory `app` create package `people`. In this package
    create modules:
    - `customer.py` - inside this module create `Customer` class,
@@ -47,7 +51,7 @@ package create modules:
    # Bob is watching "Madagascar".
    ```
 
-   - `cinema_staff` - inside this module create `Cleaner` class,
+   - `cinema_staff.py` - inside this module create `Cleaner` class,
    its `__init__` method takes and stores `name`. 
    This class should have only one method `clean_hall`, this method
    takes `hall_number` - number of hall that cleaner have to clean and
@@ -68,12 +72,14 @@ customer, `hall_number` - number of the hall in cinema,
 `cleaner` - name of the cleaner, that will clean the
 hall after movie session.
 
-This function should make `Customers` instances, instance of `CinemaHall`
-and `CinemaBar`, instance of `Cleaner`. First, cinema bar should sell food to
-customers, then cinema hall should make a movie session and finally cleaner
-cleans cinema hall.
+This function should create `Customer` instances, instance of `CinemaHall`,
+instance of `Cleaner`. First, cinema bar should sell food to
+customers, and in order to do it you can use `CinemaBar` class without creation of its instance,
+then cinema hall should make a movie session and finally cleaner
+cleans cinema hall. We are expecting that each class already can work with provided data
+(can accept parameters in the correct order, has needed methods. No need to additional checks and error handling.)
 
-Example: 
+Example (do not add it to `main.py`): 
 ```python
 customers = [
     {"name": "Bob", "food": "Coca-cola"},
@@ -82,7 +88,7 @@ customers = [
 hall_number = 5
 cleaner_name = "Anna"
 movie = "Madagascar"
-cinema_visit(customers=customers, hall_number=5, cleaner="Anna", movie="Madagascar")
+cinema_visit(customers=customers, hall_number=hall_number, cleaner=cleaner_name, movie=movie)
 # Cinema bar sold Coca-cola to Bob.
 # Cinema bar sold popcorn to Alex.
 # "Madagascar" started in hall number 5.
@@ -91,3 +97,7 @@ cinema_visit(customers=customers, hall_number=5, cleaner="Anna", movie="Madagasc
 # "Madagascar" ended.
 # Cleaner Anna is cleaning hall number 5.
 ```
+
+**NOTE**: Each method which is responsible to perform something should just print a message using `print()` function.
+No need to return something or use `logging` module. Finally, check your code using this [checklist](checklist.md)
+before pushing your solution.

checklist.md

@@ -0,0 +1,23 @@
+# Check Your Code Against the Following Points
+
+1. If the function definition line is too long, place each parameter on a new line.
+```
+def long_function_name(
+        var_one,
+        var_two,
+        var_three,
+        var_four
+) -> None:
+```
+
+2. Use absolute imports only.
+
+Good example:
+```python
+from app.module import Component
+```
+
+Bad example:
+```python
+from .module import Component
+```