Detect naming typos (AttributeError) in function names

[c.buhtz at posteo.jp]

Hello Dieter,

thanks for your reply.

Am 06.11.2023 19:11 schrieb Dieter Maurer:
> One option is a test suite (--> Python's "unittest" package)
> with a sufficiently high coverage (near 100 %).

Yes, that is the primary goal. But it is far away in the related 
project.

I got a hint that "pylint" is able to detect problems like this.