# tmuxp.plugin.TmuxpPlugin.before_workspace_builder

- **Module:** tmuxp.plugin
- **Package:** tmuxp
- **Language:** Python
- **Kind:** method
- **Source:** https://github.com/tmux-python/tmuxp/blob/153acdf6ff1268b14d3d03ed488f545a7123c8f1/src/tmuxp/plugin.py#L284
- **Page:** https://libtmux.org/en/py/stable/workspace/reference/tmuxp-plugin-tmuxpplugin-before_workspace_builder/

```
tmuxp.plugin.TmuxpPlugin.before_workspace_builder(
    self, session: Session
) -> None
```

Provide a session hook previous to creating the workspace.

This runs after the session has been created but before any of
the windows/panes/commands are entered.

## Parameters

- `session` (`Session`): session to hook into