bpo-29935: Fix error messages in the index() method of tuple, list and deque - #887

bpo-29935: Fix error messages in the index() method of tuple, list and deque#887

serhiy-storchaka merged 2 commits into

python:masterpython/cpython:masterfrom

serhiy-storchaka:slice-index-not-noneserhiy-storchaka/cpython:slice-index-not-noneCopy head branch name to clipboard