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path: root/admin/stats/renamelogs.py
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#!/usr/bin/env python3

from datetime import datetime
from os import rename
from pathlib import Path
import re
from sys import argv


ACCESS_RE = re.compile(' '.join((
    r'\S+',
    r'\S+',
    r'\S+',
    r'\[(?P<date>[^:]+):\S+ \S+\]',
    r'"GET [^ ?]+(\?\S+)? [^"]+"',
    r'200 [0-9]+',
    r'"[^"]+(\?\S+)?"',
    r'"[^"]+"'
)))

DATE_FMT = '%d/%b/%Y'


def main(paths):
    for p in paths:
        with open(p) as f:
            date = ACCESS_RE.search(f.read()).group('date')

        date = datetime.strptime(date, DATE_FMT)
        new_path = Path(p).with_name(date.strftime('%F'))
        rename(p, new_path)


if __name__ == '__main__':
    main(argv[1:])