gh-153569: centralize formatted-string state and source spans - #156484

gh-153569: centralize formatted-string state and source spans#156484

pablogsal wants to merge 4 commits into

python:mainpython/cpython:mainfrom

pablogsal:gh-153569-tokenizer-validation-tools-cleanpablogsal/cpython:gh-153569-tokenizer-validation-tools-cleanCopy head branch name to clipboard