Here i will post my Helpful script can be used 🚀

Class_from_module.py

import importlib


def get_class_from_module(module_class):
    """Get Class from a module"""
    module_name, class_name = module_class.rsplit('.', 1)
    return getattr(importlib.import_module(module_name), class_name)

dates.py

import calendar


def month_start(date):
    """Return the date with the start of the month"""
    return date.replace(day=1)


def month_end(date):
    """Return the date with the end of the month"""
    return date.replace(day=calendar.monthrange(date.year, date.month)[1])

Datetime_widget.js

jQuery(document).ready(function ($) {
    console.log("Customizing DateTime widget");
    DateTimeShortcuts.clockHours.default_ = [];
    for (let hour = 6; hour <= 21; hour++) {
        let verbose_name = new Date(1970, 1, 1, hour, 0, 0).strftime("%H:%M");
        DateTimeShortcuts.clockHours.default_.push([verbose_name, hour]);
    }
});

Qrcode.py

import qrcode


class QRCodeImage(object):
    def __init__(self, data, fit=True, size=8, border=1):
        self.data = data
        self.fit = fit
        self.size = size
        self.border = border

    def save(self, filename):
        qrcode_image = qrcode.QRCode(
            version=1,
            error_correction=qrcode.constants.ERROR_CORRECT_M,
            box_size=self.size,
            border=self.border,
        )
        qrcode_image.add_data(self.data)
        qrcode_image.make(fit=self.fit)
        qrcode_image.make_image().save(filename)

uri.py

import base64


class URI(object):
    @staticmethod
    def generic(protocol, host, location, arguments=None):
        return '{PROTOCOL}://{HOST}/{LOCATION}{QUESTION}{ARGUMENTS}'.format(
            PROTOCOL=protocol,
            HOST=host,
            LOCATION=location,
            QUESTION='?' if arguments else '',
            ARGUMENTS=arguments)

    @staticmethod
    def otpauth_totp(secret, account, issuer):
        secret_encoded = base64.b32encode(secret.encode()).decode('utf-8')
        return URI.generic(protocol='otpauth',
                           host='totp',
                           location='{ISSUER}:{ACCOUNT}'.format(
                               ISSUER=issuer, ACCOUNT=account),
                           arguments='secret={SECRET}&issuer={ISSUER}'.format(
                               SECRET=secret_encoded, ISSUER=issuer))