pymc-devs/pymc v4.0.0b2

on GitHub

PyMC 4.0.0 beta 2

This beta release includes the removal of warnings, polishing of APIs, more distributions and internal refactorings.

Here is the full list of changes compared to 4.0.0b1.

For a current list of changes w.r.t. the upcoming v3.11.5 see RELEASE-NOTES.md.

Notable changes & features

• Introduction of pm.Data(..., mutable=False/True) and corresponding pm.ConstantData/pm.MutableData wrappers (see #5295).
• The warning about theano or pymc3 being installed in parallel was removed.
• dims can again be specified alongside shape or size (see #5325).
• pm.draw was added to draw prior samples from a variable (see #5340).
• Renames of model properties & methods like Model.logpt.
• A function to find a prior based on lower/upper bounds (see #5231).