Ned Batchelder

@kloczek I really appreciate that you are persisting with this. Please keep i mind that I know nothing about how rpm packages are made. > Please have a look one...

I forget exactly why, but coverage.py will only try writing a .pth file in a directory if there's already a .pth file there. Can you try touching a .pth file...

I can't reproduce what you are seeing. Can you give me *exact* steps to reproduce your scenario?

> Excact steps are listed in descriptio openig this ticket. I'm sorry, I don't know how to reproduce what you are seeing. Can you provide *very specific detailed* steps for...

This was fixed a while back, and the tests un-xfailed in 37ac634031e0cf43c4fe63249f79c025609b53a2

Thanks for the meticulous diagnosis! I'm not sure I intended the change in behavior, but I'd rather not change it again, and explicit is better than implicit. I've updated the...

Thanks, the reproduction works for me. Looking at the differences between 6.4 and 6.4.1, [this line](https://github.com/nedbat/coveragepy/commit/4b592fe30a7ebf871ba9a3d883ec955dae198c15#diff-68a483552b5cf650f43e371e28ef86ba13f3958e93bc1587c3cb7afad0397f24R517) causes the problem: ``` frame->f_trace_lines = 0; ```

I guess setting that to zero is telling pdb that the frame shouldn't be involved in debugging also. I wonder if there's a way to have our cake and eat...

I have not put any work into this. BTW: one of the reasons people prefer spaces to tabs is because it avoids having to add a tab-size feature to everything...

Oh, looks like this issue was a duplicate of #1383, which is fixed in pull #1387, and released as part of [coverage 7.0.0b1](https://pypi.org/project/coverage/7.0.0b1). Can you give it a try?