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import re
from django.core import validators
from django.utils import six
from django.utils.deconstruct import deconstructible
from django.utils.translation import ugettext_lazy as _
@deconstructible
class ASCIIUsernameValidator(validators.RegexValidator):
regex = r'^[\w.@+-]+$'
message = _(
'Enter a valid username. This value may contain only English letters, '
'numbers, and @/./+/-/_ characters.'
)
flags = re.ASCII if six.PY3 else 0
@deconstructible
class UnicodeUsernameValidator(validators.RegexValidator):
regex = r'^[\w.@+-]+$'
message = _(
'Enter a valid username. This value may contain only letters, '
'numbers, and @/./+/-/_ characters.'
)
flags = re.UNICODE if six.PY2 else 0
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