pymc-devs/pymc: v4.0.0b2

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)