Fix handling of non ascii characters in swap case (fixes: #3847)#3848

Merged

dhruvmanila merged 4 commits intoTheAlgorithms:masterfrom

frankschmitt:fix-handling-of-non-ASCII-characters-in-swap-case-3847

Nov 6, 2020

Commits on Oct 31, 2020

Commits on Nov 2, 2020

Fix formatting (with black) Fixes: #3847
frankschmitt
committed

Commits on Nov 6, 2020

Add type hints for `swap_case` function
dhruvmanila
authored