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from functools import singledispatch
class Board:
@singledispatch # [singledispatch-method]
@classmethod
def convert_position(cls, position):
pass
@convert_position.register # [singledispatch-method]
@classmethod
def _(cls, position: str) -> tuple:
position_a, position_b = position.split(",")
return (int(position_a), int(position_b))
@convert_position.register # [singledispatch-method]
@classmethod
def _(cls, position: tuple) -> str:
return f"{position[0]},{position[1]}"
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