[issue39415] Remove unused code from longobject.c complexobject.c floatobject.c

[miss-islington]

Change by miss-islington <mariatta.wijaya+miss-islington at gmail.com>:


----------
pull_requests: +17499
pull_request: https://github.com/python/cpython/pull/18112

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue39415>
_______________________________________