illes

@secynic is correct, the root cause Python bug [#28414](https://bugs.python.org/issue28414) is present in Python 2.7, *3.6*, 3.7, but fixed only in Python 3.7+

You are right that `KeyError: 'pvid'` can still happen, though not with the minimal example I provided. To catch that case, I added an example and tests.

hi @oriabyi , can you please review my PR #1253 ?

similar request regarding tvheadend: https://forum.kodi.tv/showthread.php?tid=293283