On Monday, 12 September 2016 14:36:23 UTC+1, ashish...@finoit.co.in wrote:
>
> I've configured user's username field in following way
>
> username = models.CharField(
> _('username'),
> max_length=30,
> unique=True,
> help_text=_('Required. 30 characters or fewer. Letters, digits
> and @/./+/-/_ only.'),
> validators=[
> validators.RegexValidator(
> r'^[\w.+-]+$',
> _('Enter a valid username. This value may contain only '
> 'letters, numbers ' 'and ./+/-/_ characters.')
> ),
> ],
> error_messages={
> 'unique': _("A user with that username already exists."),
> },
> )
>
> I'm getting error in admin panel but not in django-shell.
>
>
> Though django raises an error for maximum length in shell.
>
> Is it a bug? Or am I missing something.
>
This has nothing to do with being in the shell.
Validators aren't run on save, and that is the case everywhere, as noted
explicitly in the validators
documentation:
https://docs.djangoproject.com/en/1.10/ref/validators/#how-validators-are-run
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