Render a UF2 file (from 100r) on the terminal.

render.py

#!/usr/bin/env python3
import sys

f = open(sys.argv[1], 'rb')
print(sys.argv[1])
across = 0
for q in sys.argv[2]:
    c = ord(q)
    f.seek(0, 0)
    widths = f.read(256)
    w = widths[c]
    for i in range(c + 1):
        first_set = f.read(32)
    for i in range(16):
        sys.stdout.write("\033[%dC" % across)
        for (b, l) in ((first_set[i], 0), (first_set[i+16], 1)):
            for x in range(8):
                current = (l * 8 + x)
                if current < w:
                    sys.stdout.write(((b >> (7 - x)) & 1) and "#" or " ")
        sys.stdout.write("\n")
    across += w
    sys.stdout.write("\033[16A")
sys.stdout.write("\033[16B")