Checking if email is valid

[Grant Edwards]

On 2023-11-06, Greg Ewing via Python-list <python-list at python.org> wrote:
> On 7/11/23 7:45 am, Mats Wichmann wrote:
>> Continuing with the example, if you have a single phone number field, or 
>> let a mobile number be entered in a field marked for landline, you will 
>> probably assume you can text to that number.
>
> But if the site can detect that you've entered a mobile number into
> the landline field or vice versa and reject it, then it can figure out
> whether it can text to a given numner or not without you having
> to tell it!

Maybe. I'm pretty sure the last time I was in Australia, you could
send/recieve text messages from landalines. And I've had mobile number
that didn't support text messaging.

If you, as a web developer, want the user to enter a text-message
capable phone number, then ASK FOR THAT!