caracteristicas das heranças

Author: hugonbgg

classes/herancas.py

@@ -1,10 +1,12 @@
 class Car():
     """Uma tentativa simples de representar um carro."""
+
     def __init__(self, make, model, year):
         self.make = make
         self.model = model
         self.year = year
         self.odometer_reading = 0
+        self.gas_tank = 0
 
     def get_descriptive_name(self):
         long_name = f"{self.year} {self.make} {self.model}"
@@ -22,6 +24,12 @@ def update_odometer(self, mileage):
     def increment_odometer(self, miles):
         self.odometer_reading += miles
 
+    def fill_gas_tank(self, filled):
+        self.gas_tank = filled
+
+    def read_gas_tank(self):
+        print(f"This car has {self.gas_tank} liters of gas.")
+
 
 carro = Car('Honda', 'Acura', 2019)
 carro.get_descriptive_name()
@@ -30,10 +38,14 @@ def increment_odometer(self, miles):
 carro.read_odometer()
 carro.increment_odometer(100)
 carro.read_odometer()
+carro.read_gas_tank()
+carro.fill_gas_tank(50)
+carro.read_gas_tank()
 
 
 class EletricCar(Car):
     """Presenta aspectos especificos de veiculos elétricos"""
+
     def __init__(self, make, model, year):
         """Inicializa os atributos da classe-pai"""
         super().__init__(make, model, year)
@@ -43,9 +55,18 @@ def describe_battery(self):
         """Exibe uma frase que descreve a capacidade da bateria"""
         print(f"This car has a {self.battery_size} kwh battery.")
 
+    def read_gas_tank(self):
+        print("This car doesn't need a gas tank!")
+
+    def fill_gas_tank(self):
+        """Veiculos elétricos não tem tanques de gasolina"""
+        print("This car doesn't need a gas tank!")
+
 
 carro_eletrico = EletricCar('Tesla', 'Model S', 2019)
 print(carro_eletrico.get_descriptive_name())
 carro_eletrico.describe_battery()
 carro_eletrico.battery_size = 100
 carro_eletrico.describe_battery()
+carro_eletrico.fill_gas_tank()
+carro_eletrico.read_gas_tank()