Is there a log file that tracks every statement that is being executed when a program is running?

[MRAB]

On 2020-10-25 00:21, Steve wrote:
> This would seriously help troubleshooting for me.  I updated a data file and
> now my main program is choking on it.  When the program encounters an error,
> it dumps a bit of information to the screen for a few steps before the error
> but that is not enough.
> 
You could install Visual Studio Code and the extension for Python. That 
will let you single-step through the code.