Neither pdb or print() displays the bug

[Peter Otten]

On 01/06/2021 23:32, Rich Shepard wrote:
> On Tue, 1 Jun 2021, Ethan Furman wrote:
> 
>> Well, you only had two logging statements in that code -- logging is like
>> print: if you want to see it, you have to call it:
> 
> Ethan,
> 
> Got it, thanks.
> 
> I believe

Do you have unit tests? Those are an excellent tool to ensure that the 
components of an application work as expected and that those components 
have well-defined interfaces. Debugging a failing unittest is usually 
easier than to debug a complex application.
While I don't know if there is a convenient way to test the GUI 
everything else should run reliably *before* connecting it with the GUI.

> my problem is with the datasource module. I'm focused on 
> making it
> work (using logging to confirm that it is doing so). Will report results
> when they're available.
> 
> Regards,
> 
> Rich