V4.1.2 - Lightning X

The version does not appear to correspond to a single, widely recognized software release or standard technical specification in the major frameworks (like PyTorch Lightning ) as of April 2026 .

: These updates focused on refined formatting functions (like setFormattingFunction ) and specialized chart types like BarChart for categorical data. Lightning X v4.1.2

To provide a more precise "write-up," could you clarify if you are referring to: : Fitting physical models to input SEDs? The version does not appear to correspond to

: While currently on v2.x , many users still reference the v1.x style guides (e.g., v1.2.10) for building self-contained machine learning modules. Lightning X v4.1.2

: A popular distribution (now in maintenance) that used versions like v1.2 for its workflow and moderation sidebars.