What's new
Preprocessing progress callback — implement in your subclass to receive live progress updates (0.0 to 1.0) during feature preprocessing. Works with pandas, Dask, and Ray backends out of the box.
class MyCallback(Callback):
def on_preprocess_progress(self, progress: float, **kwargs):
print(f"Preprocessing: {progress:.0%}")Fixes
- MLflow 3.x filesystem tracking store compatibility in CI
- GPU Docker images now correctly ship CUDA-enabled PyTorch wheels (cu126)