#!/usr/bin/env python
# Plot a PGN game using python-chess and ImageMagick
import os
import chess.pgn
import chess.svg

pgn = open('immortal.pgn')
game = chess.pgn.read_game(pgn)
board = game.board()

def svg(i):
    s = chess.svg.board(board, coordinates = False, size = 800)
    f1 = "g_%04u.svg" % i
    f2 = "g_%04u.png" % i
    with open(f1, 'w') as f:
        f.write(s)
    os.system("magick %s %s" % (f1, f2))
    os.system("rm %s" % f1)

svg(0)
i = 1
for m in game.mainline_moves():
    board.push(m)
    svg(i)
    i += 1
# pause animation at the end:
for j in range(3):
    svg(i)
    i += 1
# create animation
os.system("magick -delay 150 g_*.png -loop 0 g.gif")