Exit codes are lost in the REPL

[jleedev]

Bug report

Bug description:

Python's new REPL seems to eat exit codes and instead return 1:

 ¶ python
Python 3.13.0 (main, Oct 19 2024, 04:14:02) [GCC 12.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> exit(42)
👉      1
 ¶ PYTHON_BASIC_REPL=1 python
Python 3.13.0 (main, Oct 19 2024, 04:14:02) [GCC 12.2.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> exit(42)
👉      42
 ¶ python -m _pyrepl
>>> exit(42)
👉      42

CPython versions tested on:

3.13

Operating systems tested on:

Linux

Linked PRs

• gh-125880: Fix exit codes in PyREPL #125890

[Eclips4]

Hello!
Thanks for the report.
Confirmed on current main as well.
3.12 behavior:

admin@Admins-MacBook-Air ~/p/cpython (main)> python3.12
Python 3.12.7 (main, Oct  1 2024, 02:05:46) [Clang 15.0.0 (clang-1500.3.9.4)] on darwin
Type "help", "copyright", "credits" or "license" for more information.
>>> exit(128)
admin@Admins-MacBook-Air ~/p/cpython (main) [128]>