xterm_colors = [] # This is ripped out of pygments # I leave out the 16 standard colors since people tend to re-define them to their liking. # colors 16..232: the 6x6x6 color cube _valuerange = (0x00, 0x5f, 0x87, 0xaf, 0xd7, 0xff) for i in range(217): r = _valuerange[(i // 36) % 6] g = _valuerange[(i // 6) % 6] b = _valuerange[i % 6] xterm_colors.append((r, g, b)) # colors 233..253: grayscale for i in range(1, 24): v = 8 + i * 10 xterm_colors.append((v, v, v)) print('/* GENERATED HEADER FILE DO NOT EDIT */') print('union rgb_c xterm256lut[256-16] = {') for r,g,b in xterm_colors: print(f' {{{{0x{b:02x}, 0x{g:02x}, 0x{r:02x}}}}},'); print('};');