# libtmux._vendor.version.Version.pre

- **Module:** libtmux._vendor.version.Version
- **Package:** libtmux
- **Language:** Python
- **Kind:** property
- **Source:** https://github.com/tmux-python/libtmux/blob/036c521c4b83ce6e434eb50afe2a0d08a6a05e46/src/libtmux/_vendor/version.py#L313
- **Page:** https://libtmux.org/reference/py/libtmux-_vendor-version-version-pre/

```
libtmux._vendor.version.Version.pre(self) -> tuple[str, int] | None
```

The pre-release segment of the version.

>>> print(Version("1.2.3").pre)
None
>>> Version("1.2.3a1").pre
('a', 1)
>>> Version("1.2.3b1").pre
('b', 1)
>>> Version("1.2.3rc1").pre
('rc', 1)