ΣΑ

# night gradient
for y in range(H):
    t = y / H
    r = int(12 + 8 * (1 - t))
    g = int(16 + 10 * (1 - t))
    b = int(30 + 38 * (1 - t))
    d.line([(0, y), (W, y)], fill=(r,g,b,255))

# skyline
random.seed(33)
ground_y = int(H*0.58)
for _ in range(46):
    bw = random.randint(44, 150)
    bh = random.randint(140, 460)
    x  = random.randint(-40, W-20)
    y  = ground_y - bh + random.randint(-50, 50)
    d.rectangle([x, y, x+bw, ground_y], fill=(10,12,24,255))

# windows
for _ in range(1400):
    bw = random.randint(6, 11)
    bh = random.randint(6, 11)
    x  = random.randint(0, W-1)
    y  = random.randint(int(H*0.20), ground_y-10)
    if random.random() < 0.22:
        col = random.choice([(255,230,150,255),(230,245,255,255),(255,185,100,255)])
        d.rectangle([x, y, x+bw, y+bh], fill=col)

# wall
wall_top = ground_y + 18
d.rectangle([0, wall_top, W, H], fill=(14,14,16,255))

# font
font = None
for p in ["/usr/share/fonts/truetype/dejavu/DejaVuSans-Bold.ttf",
          "/usr/share/fonts/truetype/dejavu/DejaVuSans.ttf"]:
    if os.path.exists(p):
        font = p; break
        
def stamp(text, x, y, size, angle, color):
    fnt = ImageFont.truetype(font, size) if font else None
    tmp = Image.new("RGBA", (1,1), (0,0,0,0))
    td  = ImageDraw.Draw(tmp)
    bbox= td.textbbox((0,0), text, font=fnt)
    tw, th = bbox[2]-bbox[0], bbox[3]-bbox[1]
    pad = 10
    tile = Image.new("RGBA", (tw+2*pad, th+2*pad), (0,0,0,0))
    tdraw= ImageDraw.Draw(tile)
    tdraw.text((pad, pad), text, font=fnt, fill=color)
    tile = tile.rotate(angle, expand=True,