Release 2.0.0 of IPY

Version 2.0.0 (2025/04/10)

Added

• New hyperbolic loss function.

• New Huber loss function.

• New L1-L2 white regularization.

Removed

• Dependency on yfitsio has been suppressed.

• Roughness regularization has been removed as it is redundant with other regularizations.

Fixed

• Define M_PI if not in <math.h>.