acars2json.py

#!/usr/bin/env python
from __future__ import print_function
import json
import re

def acars2json(filename):
    messages = []
    message = { 'header':'', 'content': ''}
    with open(filename) as f:
        line = f.readline()
        while line:
            m = re.match(r'^(\d+:\d+:\d+) (\d+-\d+-\d+) (.*)$', line.strip())
            if m:
                if message['header']:
                    messages.append(message)
                message['header'] = {
                    'time': m.group(1),
                    'date': m.group(2),
                    'info': m.group(3),
                }
                message['content'] = ''
            else:
                content = re.sub(r'^\t+', '', line.strip())
                if content:
                    message['content'] += content + '\n'
            line = f.readline()
    if message['header']:
        messages.append(message)
    print(json.dumps(messages, indent=2))

if __name__ == '__main__':
    acars2json('acars-log-20-03-27.txt')