gh-78724: raise RuntimeError's when calling methods on non-ready Struct()'s#143643

gh-78724: raise RuntimeError's when calling methods on non-ready Struct()'s#143643

serhiy-storchaka merged 14 commits intopython:mainpython/cpython:mainfrom

skirpichev:deprecate-struct-init/78724skirpichev/cpython:deprecate-struct-init/78724Copy head branch name to clipboard