---

from abc import ABC, abstractmethod

class EngineRepairer(ABC):
    @abstractmethod
    def repair_engine(self): pass

class WiringRepairer(ABC):
    @abstractmethod
    def repair_wiring(self): pass

class Mechanic(EngineRepairer):
    def repair_engine(self): print("Чиню мотор")

class Electrician(WiringRepairer):
    def repair_wiring(self): print("Чиню провода")