slack_like_icon_generator.py

#from PIL import Image, ImageDraw
from svgwrite import Drawing, rgb
from cmath import tan, pi
import hashlib

a = hashlib.sha256(input('key: ').encode('utf-8'))
digest = a.digest()
#img = Image.new('RGBA', (256, 256), (255, 255, 255, 255))
#draw = ImageDraw.Draw(img, 'RGBA')
draw = Drawing('icon.svg', size=(256, 256))

# num of polygons
M = 3
# num of params
N = 7
for i in range(M):
    p = N * i
    width = int(digest[p]/255 * 100 + 50)
    center = int(digest[p+1])
    diff = int(digest[p+2]) - 128
    side = digest[p+3] % 2 == 0
    r = int(digest[p+4])
    g = int(digest[p+5])
    b = int(digest[p+6])
    poly = [(int(center - width/2), 0),
            (int(center + width/2), 0),
            (int(center + width/2 + diff), 255),
            (int(center - width/2 + diff), 255)]
    if side:
        poly = [(p[1], p[0]) for p in poly]
    draw.add(draw.polygon(points=poly, fill=rgb(r, g, b), fill_opacity=0.8))

draw.save()