Convert busmaster log files to candump-style logs

convert-busmaster-to-candump.py

import sys

import time

from datetime import datetime

converted = []

with open(sys.argv[1]) as f:
    dump = f.readlines()

    start_time = None
    today_time = datetime.now()

    for line in dump:
        if line.startswith('***'):
            continue

        line = line.split()

        timestamp = datetime.strptime(line[0], "%H:%M:%S:%f")
        if start_time is None:
            start_time = timestamp

        epoch_timestamp = today_time + (timestamp - start_time)

        id = int(line[3], 0)
        data = line[6:]


        converted.append(f"({epoch_timestamp.timestamp()}) can {id:03X}#{''.join(data)}\n")

with open(sys.argv[2], 'w') as f:
    f.writelines(converted)