import re from django.core import validators from django.utils.deconstruct import deconstructible from django.utils.translation import gettext_lazy as _ @deconstructible class ASCIIUsernameValidator(validators.RegexValidator): regex = r"^[\w.@+-]+\Z" message = _( "Enter a valid username. This value may contain only unaccented lowercase a-z " "and uppercase A-Z letters, numbers, and @/./+/-/_ characters." ) flags = re.ASCII @deconstructible class UnicodeUsernameValidator(validators.RegexValidator): regex = r"^[\w.@+-]+\Z" message = _( "Enter a valid username. This value may contain only letters, " "numbers, and @/./+/-/_ characters." ) flags = 0