or you may want to consider
from applications.plugin_t2.modules.t2 import T2
db.yourtable.yourtable.widget=T2.tag_widget(['red','green','blue'])
Masimo
On Oct 12, 10:50 am, mdipierro <[EMAIL PROTECTED]> wrote:
> class MY_VALIDATOR:
> def __init__(self,theset=['red','green'],error_message='ouch!'):
> self.theset=theset
> self.em=error_message
> def _call_(self,value):
> items=[x.strip() for x in value.split(',')]
> for item in items:
> if not item in self.theset: return (value,self.em)
> return (','.join(items),None)
>
> On Oct 12, 9:19 am, billf <[EMAIL PROTECTED]> wrote:
>
> > Can anyone help with the following?
>
> > I want to validate an input string like "red,green,blue" where all the
> > elements occur in a list,e.g.
> > ['red','orange','yellow','green','blue','indigo','violet']
>
> > such that "red,green,blue" is valid and "puce,yellow" is invalid.
>
> > I was thinking that maybe IS_LIST_OF might be appropriate but I cannot
> > work out how to use it. Would it be useful with the above
> > requirement?
>
> > Bill
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