A Python script used to generate the prettier BGR332 palette

8bit-binned.py

import math
import colorsys

def scale(mult,step):
	value = (mult)*(255/step)
	if value % 1 > 0.5:
		return math.ceil(value)
	else:
		return int(value)

rows = 24
columns = 0
colors = []
color_bins = [[] for _ in range(rows)]

for r in range(8):
	for g in range(8):
		for b in range(4):
			#print(scale(r,7), scale(g,7), scale(b,3))
			colors.append((scale(r,7),scale(g,7),scale(b,3)))
				
for each in colors:
	(h, s, v) = colorsys.rgb_to_hsv((each[0]/255),(each[1]/255),(each[2]/255))
	h_bin = int(h*rows)
	color_bins[h_bin].append((h,s,v))
	#print((h,s,v), "put in Bin", h_bin+1)
	
for bin in color_bins:
	if len(bin) > columns:
		columns = len(bin)
	sorted(bin, key=lambda color: color[2]) #Sorts each bin by v
	
# Time to try to make the gpl file!
file = open("8bit-binned.gpl",'w')
file.write("""GIMP Palette
Name: 8-bit Binned
""")
file.write("Columns: "+str(columns)+'\n')
print("columns:", columns)
for bin in color_bins:
	for each in bin:
		(r,g,b) = colorsys.hsv_to_rgb(each[0],each[1],each[2])
		r = str(int(r*255))
		g = str(int(g*255))
		b = str(int(b*255))
		file.write(' '.join((r,g,b,'-\n')))
	file.write("0 0 0 -\n"*(columns-len(bin)))
file.close()