gh-140145: Improve error message of UnicodeEncodeError in zoneinfo.load_tzdata#140433

StanFromIreland merged 3 commits into

python:mainpython/cpython:mainfrom

LamentXU123:Improve-error-message-of-zoneinfoLamentXU123/cpython:Improve-error-message-of-zoneinfoCopy head branch name to clipboard