level-6_chess-board-cell-color_solution.py

def chessBoardCellColor(cell1: str, cell2: str) -> bool:
    """
    Given two cells on the standard chess board,
    determines whether they have the same color or not.
    """
    
    def _get_color(cell: str) -> str:
        # Cells are a letter and a number.
        # If letter is even index, blacks = even, whites = odd.
        # If letter is odd index, blacks = odd, whites = even.
        return {
            0: 'black' if int(cell[1]) % 2 == 0 else 'white',
            1: 'white' if int(cell[1]) % 2 == 0 else 'black'
        }[(ord(cell[0]) - ord('A')) % 2]

    return _get_color(cell1) == _get_color(cell2)