OOP07_Composition.py
python_old/OOP07_Composition.py
class Engine:
def start(self):
print("Engine started.")
class Car:
def __init__(self):
self.engine = Engine() # Composition - A car has an engine, A car is NOT an engine
def start(self):
self.engine.start()
print("Car is running.")
if __name__ == "__main__":
car = Car()
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