Azure ASR's JSONL output to JSON

import glob
import json
for i in glob.glob('../input/mo-sgeal-fein-wikisource-azure-asr-output/*.jsonl'):
    outf = i.replace('jsonl', 'json').split('/')[-1]
    with open(i) as f:
        curfile = []
        for line in f.readlines():
            cur = {}
            json_data = json.loads(line)
            cur['start'] = json_data['Offset']
            cur['duration'] = json_data['Duration']
            cur['text'] = json_data['NBest'][0]['Lexical']
            curfile.append(cur)
        with open(outf, 'w') as of:
            json.dump(curfile, of)