Thoi's update Repo

Here I update the whole code base and removed unnecessary classes like models

Name		Name	Last commit message	Last commit date
Latest commit History 4 Commits
battery		battery
engine		engine
test		test
tires		tires
.gitignore		.gitignore
README.md		README.md
__init__.py		__init__.py
car.py		car.py
car_factory.py		car_factory.py
serviceable.py		serviceable.py
utils.py		utils.py

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