CGI question on input type=text form elements

DeepBlue DeepBlue at DeepBlue.org
Thu Oct 11 20:02:45 CEST 2001


"Ignacio Vazquez-Abrams" <ignacio at openservices.net> wrote in message
news:mailman.1002815363.21257.python-list at python.org...
> On Thu, 11 Oct 2001, DeepBlue wrote:
>
> > I am running into a strange problem with a form while using CGI module
in
> > Python.
> > Let us say I have the following form:
> > <form>
> > <input type="text" name="text_1">
> > <input type="submit" name="submit" value="test">
> > </form>
> >
> > Now, let us say that test_form=cgi.FieldStorage()
> > If the above form is submitted without typing anything in the text field
one
> > expects test_form.keys() to generate:
> > ['submit']
> >
> > But i am getting:
> > ['text_1', 'submit']
> > Which is unexpected, and in my case, undesirable.  What am I doing
wrong?
>
> You are assuming that the browser won't pass the contents of text_1 if it
is
> empty. Obviously this isn't true. You need to fine-tune your code to deal
with
> the case when it is empty.
>
This is only happening when the form is enclosed in a table.  When the form
is not, the keys do not include empty text input elements.
DeepBlue

> --
> Ignacio Vazquez-Abrams  <ignacio at openservices.net>
>
>





More information about the Python-list mailing list