level_1 is done

.gitignore

@@ -0,0 +1 @@
+venv/

level_1/a_user_instance.py

@@ -14,5 +14,6 @@ def __init__(self, name: str, username: str, age: int, phone: str):
 
 
 if __name__ == '__main__':
-    pass  # код писать тут
+    new_user = User(name="Human", username="Towel", age=22, phone="+7(999)999-99-99")
+    print(f"Информация о пользователе:\nИмя - {new_user.name}.\nЛогин - {new_user.username}.\nВозраст - {new_user.age}.\nМобильный телефон - {new_user.phone}.")
 

level_1/b_student_full_name_method.py

@@ -18,5 +18,6 @@ def get_full_name(self):
 
 
 if __name__ == '__main__':
-    pass  # код писать тут
-
+    student = Student(name='Mark', surname='Proskurin', faculty='Python Development', course=2)
+    get_full_student_name = student.get_full_name()
+    print(get_full_student_name)

level_1/c_product_class.py

@@ -9,8 +9,13 @@
 
 
 class Product:
-    pass  # код писать тут
+    def __init__(self, name: str, description: str, price: int, weight: int):
+        self.name = name
+        self.description = description
+        self.price = price
+        self.weight = weight
 
 
 if __name__ == '__main__':
-    pass  # код писать тут
+    product = Product(name='Chair', description='Very comfortable office chair', price='300$', weight=22)
+    print(f"Information about product:\nName - {product.name}.\nDescription - {product.description}.\nPrice - {product.price}.\nWeight - {product.weight} lb. ")

level_1/d_bank_account_increase_balance.py

@@ -15,8 +15,10 @@ def __init__(self, owner_full_name: str, balance: float):
         self.balance = balance
 
     def increase_balance(self, income: float):
-        pass  # код писать тут
-
+        self.balance += income
 
 if __name__ == '__main__':
-    pass  # код писать тут
+    bank_account = BankAccount(owner_full_name='User Name', balance=1200.91)
+    print(f'Баланс счёта: {bank_account.balance}')
+    bank_account.increase_balance(259.22)
+    print(f'Ваш баланс после пополнения: {bank_account.balance}')

level_1/e_bank_account_decrease_balance.py

@@ -10,8 +10,27 @@
 
 
 class BankAccount:
-    pass  # код писать тут
+    def __init__(self, owner_full_name: str, balance: float):
+        self.owner_full_name = owner_full_name
+        self.balance = balance
+
+    def increase_balance(self, income: float):
+        self.balance += income
+
+    def decrease_balance(self, expense: float):
+        if self.balance - expense < 0:
+            raise ValueError('На вашем счёте недостаточно средств')
+        self.balance -= expense
 
 
 if __name__ == '__main__':
-    pass  # код писать тут
+    account = BankAccount('Name User', 1000.0)
+    account.decrease_balance(500)
+    print(f'Баланс после снятия средств: {account.balance}')
+
+    try:
+        account.decrease_balance(2000)
+    except ValueError as e:
+        print(f'Ошибка: {e}')
+
+    print(f'Баланс после неудачной попытки снятия средств: {account.balance}')