class Car:
    pass


car1 = Car()
car2 = Car()
car3 = car1

equal1 = car1 is car2
# equal1 is False

equal2 = car1 is car3
# equal2 is True

equal3 = id(car1) == id(car2)
# equal3 is False

equal4 = id(car1) == id(car3)
# equal4 is False

print(f"{equal1 = }")
print(f"{equal2 = }")
print(f"{equal3 = }")
print(f"{equal4 = }")