# tmuxp.workspace.builder.ClassicWorkspaceBuilder.on_progress

- **Module:** tmuxp.workspace.builder.ClassicWorkspaceBuilder
- **Package:** tmuxp
- **Language:** Python
- **Kind:** attribute
- **Source:** https://github.com/tmux-python/tmuxp/blob/153acdf6ff1268b14d3d03ed488f545a7123c8f1/src/tmuxp/workspace/builder/classic.py#L322
- **Page:** https://libtmux.org/en/py/latest/workspace/reference/tmuxp-workspace-builder-classicworkspacebuilder-on_progress/