Generating a 4-player chess board SVG using Python

4chess.py

import svgwrite

def create_4player_chess_board():
    # Dimensions and colors
    margin = 10
    square_size = 40
    board_size = 14 * square_size + 2*margin
    light_color = '#ebecd0'
    dark_color = '#739552'
    light_extra_color = '#fdfee3'
    dark_extra_color = '#a5c785'
    
    # Create an SVG drawing
    dwg = svgwrite.Drawing('4_player_chess_board.svg', size=(2* board_size, board_size))
    
    def draw_square(x, y, color):
        dwg.add(dwg.rect((x, y), (square_size, square_size), fill=color))
    
    def draw_board(dwg, offset_x, offset_y):
        # Draw the main 8x8 grid
        for row in range(8):
            for col in range(8):
                color = light_color if (row + col) % 2 == 0 else dark_color
                draw_square(offset_x+3*square_size + col*square_size, offset_y+3*square_size + row*square_size, color)
        
        # Draw the extra grids
        for row in range(3):
            for col in range(8):
                top_color = light_extra_color if (row + col) % 2 != 0 else dark_extra_color
                bottom_color = light_extra_color if (row + col) % 2 == 0 else dark_extra_color
                draw_square(offset_x+3*square_size + col*square_size, offset_y+row*square_size, top_color)
                draw_square(offset_x+3*square_size + col*square_size, offset_y+(11 + row)*square_size, bottom_color)
        
        for row in range(8):
            for col in range(3):
                left_color = light_extra_color if (row + col) % 2 != 0 else dark_extra_color
                right_color = light_extra_color if (row + col) % 2 == 0 else dark_extra_color
                draw_square(offset_x+col*square_size, offset_y+3*square_size + row*square_size, left_color)
                draw_square(offset_x+(11 + col)*square_size, offset_y+3*square_size + row*square_size, right_color)
        
        
        dwg.add(dwg.rect((offset_x + 3*square_size, offset_y), (8*square_size, 3*square_size), stroke='#349434', stroke_width=3, fill='none'))
        dwg.add(dwg.rect((offset_x + 3*square_size, offset_y + 11*square_size), (8*square_size, 3*square_size), stroke='#349434', stroke_width=3, fill='none'))
        dwg.add(dwg.rect((offset_x, offset_y + 3*square_size), (3*square_size, 8*square_size), stroke='#349434', stroke_width=3, fill='none'))
        dwg.add(dwg.rect((offset_x + 11*square_size, offset_y + 3*square_size), (3*square_size, 8*square_size), stroke='#349434', stroke_width=3, fill='none'))
        
        # dwg.add(dwg.rect((offset_x + 3*square_size, offset_y + 3*square_size), (8*square_size, 8*square_size), stroke='#349434', stroke_width=3, fill='none'))
        # dwg.add(dwg.rect((offset_x, offset_y), (14*square_size, 14*square_size), stroke='#000000', stroke_width=4, fill='none'))
    
    draw_board(dwg, margin, margin)
    draw_board(dwg, board_size + margin, margin)
    
    # Save the drawing to a file
    dwg.save()

# Call the function to create the SVG file
create_4player_chess_board()