colors={1:'Black',
    0:'White'
}
pieces={0:'Pawn',
    1:'Rook',
    2:'Knight',
    3:'Bishop',
    4:'Queen',
    5:'King'
}
    
class piece:
    def __init__(self, piecetype=0, color=0):
        self.type = piecetype
        self.color = color

    def piece_movements(board):
        return(self.squares_i_can_get_to_on_this(board))
        
class board:
    def __init__(self, layout=None):
        if layout != None:
            self.squares = layout
        else:
            self.squares = [[None] *  8] * 8 # an empty board
            for i in range (8):
                squares[1][i] = piece()
                squares[6][i] = piece(color=1)
            #add extra pieces

    def move_piece(self,location, desired_place)
        from_x, from_y = loaction
        to_x, to_y = desired_place
        try:
            self.squares[from_x][from_y].piece_movements(self.squares).indexof(desired_place)
        except ValueError:
            raise IllegalMove
        tmp_pice = self.squares[from_x][from_y]
        self.squares[to_x][to_y] = tmp_piece
        self.squares[from_x][from_y] = None