[py3] Pass bytes to md5 in truncate_name

from time import time

from django.conf import settings

from django.utils.encoding import smart_bytes

from django.utils.log import getLogger

from django.utils.timezone import utc

    if length is None or len(name) <= length:

        return name

    hsh = hashlib.md5(name).hexdigest()[:hash_len]

    hsh = hashlib.md5(smart_bytes(name)).hexdigest()[:hash_len]

    return '%s%s' % (name[:length-hash_len], hsh)

def format_number(value, max_digits, decimal_places):