Within the h.field I have a h.text. Added a default value="" to it and
this now works.

Thanks,
Gary C

On Mar 1, 11:14 am, gazza <[email protected]> wrote:
> Hello,
>
> I have a validator something like the below validator:
>
> class PassWordValidator(formencode.Schema):
>        allow_extra_fields = True
>        filter_extra_fields = True
>        username = formencode.validators.String(not_empty=True)
>        password= formencode.validators.String(not_empty=True)
>
> I pass three arguments back from the form, one is hidden and the
> others are username and password.
>
> When I submit I dont enter anything into the username and password.
> An error message is displayed when debugging:
>
>      TypeError: login() takes exactly 2 arguments (1 given)
>
> I'm assuming the 1 given is the hidden argument id:
>
>     (MultiDict([('username', ''), ('password', ''), ('id', 'D40FEEE2-
> C28F-45E0-A445-18371E693B4B'), ('submit', 'Login')]),
>
> How do I handle null entries?
>
> Much appreciated,
> Gazza

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