temporary script to turn logging lines into binary

txo-flush-log-to-bin.py

#!/bin/env python3

import sys
from struct import pack

if len(sys.argv) != 2:
    print("usage:", sys.argv[0], "file")
    sys.exit(1)
bitoffset = 0
v = 0
f = open(sys.argv[1], 'r')
for line in f:
    if line[30:34] != 'LMR ': continue
    for c in line[34:-1]:
        assert c == 'F' or c == '.'
        v = (v << 1) + (1 if c == 'F' else 0)
        bitoffset += 1
        if bitoffset == 8:
            sys.stdout.buffer.write(pack('B', v))
            v = 0
            bitoffset = 0

# exactly how many of these last 8 bits are valid
# won't be known, but that's okay
sys.stdout.buffer.write(pack('B', v))