Reorganiser for the exported followers_and_following page of Instagram! (change the timezone info to your own)

ig_follow_lists.py

import os
import sys
from datetime import datetime
from typing import Optional

from bs4 import BeautifulSoup
from persiantools.digits import fa_to_en
from persiantools.jdatetime import JalaliDateTime
from pytz import timezone

if len(sys.argv) <= 1:
    print("""
HOW-TO:
$ python ig_follow_lists.py <FILENAME|all>

For processing "all" the files in a folder, execute this command before that:
$ cd /path/to/folder
""")
    quit()

org_zone = timezone("US/Pacific")
dst_zone = timezone("Asia/Tehran")
# Use pytz necessarily for Iran; because it has applied the recent law changes to the daylight savings!
months = {
    "Jan": 1, "Feb": 2, "Mar": 3, "Apr": 4, "May": 5, "Jun": 6,
    "Jul": 7, "Aug": 8, "Sep": 9, "Oct": 10, "Nov": 11, "Dec": 12
}
months_persian = {
    "ژانویه": 1, "فوریه": 2, "مارس": 3, "آوریل": 4, "مه": 5, "ژوئن": 6,
    "ژوئیه": 7, "اوت": 8, "سپتامبر": 9, "اکتبر": 10, "نوامبر": 11, "دسامبر": 12
}

if sys.argv[1] == 'all':
    files = list(os.listdir())
    to_be_omitted = list()

    for i in range(len(files)):
        if not files[i].endswith('.html'):
            to_be_omitted.append(i)
    for o in reversed(to_be_omitted):
        files.pop(o)
else:
    files = [sys.argv[1]]
is_persian: Optional[bool] = None
for f in files:
    data = open(f, 'r', encoding='utf-8').read()
    html: BeautifulSoup = BeautifulSoup(data, 'html.parser')
    del data
    divs = html.body.find_all('div', attrs={'class': 'uiBoxWhite'})
    del html
    out = ""
    errored = 0
    iDiv = 0
    for div in divs:
        try:
            u: str
            if len(div.contents) == 2:  # the rest of the pages
                content = div.contents[0].contents[0].contents
                u = content[0].contents[0].string
            elif len(div.contents) == 3:  # the 'blocked_accounts' page
                content = div.contents[1].contents[0].contents
                u = div.contents[0].string
            else:
                raise Exception("UNKNOWN DIV TYPE: " + f + " : " + str(iDiv) + " contents=" + str(len(div.contents)))
            raw_datetime: str = content[1].string

            if is_persian is None:
                for mp in months_persian.keys():
                    if mp in raw_datetime:
                        is_persian = True
                if is_persian is None:
                    is_persian = False

            out += u + ((30 - len(u)) * " ")
            if is_persian: raw_datetime = fa_to_en(raw_datetime.replace("‏", ""))
            raw_date, raw_time = raw_datetime.split(", " if not is_persian else "، ")
            raw_date = raw_date.split(" ")
            raw_time = raw_time.split(":")
            dt = datetime(int(raw_date[2]),
                          (months if not is_persian else months_persian)[raw_date[1]],
                          int(raw_date[0]),
                          int(raw_time[0]),
                          int(raw_time[1]),
                          tzinfo=org_zone).astimezone(dst_zone)
            jdt = JalaliDateTime(dt)
            out += "{:04d}".format(dt.year) + "." + "{:02d}".format(dt.month) + "." + "{:02d}".format(dt.day) + " - "
            out += "{:04d}".format(jdt.year + 5000) + "." + "{:02d}".format(jdt.month) + "." + "{:02d}".format(jdt.day)
            out += " - " + "{:02d}".format(dt.hour) + ":" + "{:02d}".format(dt.minute) + "  " + dt.tzname()
            out += "\n"
            del content, u, raw_datetime, raw_date, raw_time, dt, jdt
        except:
            errored += 1
        iDiv += 1
    if errored > 0:
        print(errored, "invalid objects!")
    del errored, iDiv

    open(f[0:f.rindex(".")] + ".txt", 'w', encoding='utf-8').write(out)
    print(f, "is done.")