v5.6.0

What's Changed

Major Changes 🛠

• Rewrite logp graph before taking the gradient by @dehorsley in #6736
• Support automatic imputation for multivariate and symbolic distributions by @ricardoV94 in #6797

New Features 🎉

• Probabilty inference for arc transformations by @LukeLB in #6775
• Add icdf function for Cauchy and Logistic distributions by @amyoshino in #6747
• Add icdf functions for Lognormal, Half Cauchy and Half Normal distributions by @amyoshino in #6766
• Add icdf functions for Moyal, Gumbel, Triangular and Weibull distributions by @amyoshino in #6802
• Allow non-scalar measurable switch mixtures by @ricardoV94 in #6796

Bugfixes 🪲

• squeeze dim_0 dimensions for scalars away by @TimOliverMaier in #6764
• NotImplementedError for icdf of non-injective MeasurableTransforms by @ricardoV94 in #6793

Documentation 📖

• Logprob docs by @ricardoV94 in #6762
• Simplify Potential docstrings and examples by @ricardoV94 in #6772
• Fix broken link by @eeriksp in #6767
• speed-up doc building and fix several issues by @OriolAbril in #6781

Maintenance 🔧

• Removed **kwargs from sample_numpyro_nuts and sample_blackjax_nuts by @fonnesbeck in #6768
• Sponsor: add ODSC logo to README.rst by @reshamas in #6770
• Fix typos in PolyaGamma's docstring by @aleicazatti in #6672
• fixing links to images in the pymc_pytensor.ipynb notebook by @jaharvey8 in #6739
• Better coverage for float32 tests by @ferrine in #6780
• Allow creating SymbolicRandomVariables inside CustomDist by @ricardoV94 in #6805

New Contributors

• @jaharvey8 made their first contribution in #6739
• @eeriksp made their first contribution in #6767

Full Changelog: v5.5.0...v5.6.0

v5.5.0

What's Changed

Major Changes 🛠

• Rename basic "joint_logprob" functions to "conditional_logp" by @ricardoV94 in #6760

New Features 🎉

• Allow CustomDist with inferred logp in Mixture by @ricardoV94 in #6746

Bugfixes 🪲

• Fix bug in switch mixture logp by @ricardoV94 in #6765

Maintenance 🔧

• Version change in the docs installation command by @error9098x in #6752
• uncommented bambi lines by @GeoffNordling in #6749
• More informative error message for unused step sampler arguments by @jahall in #6738

New Contributors

• @error9098x made their first contribution in #6752
• @GeoffNordling made their first contribution in #6749
• @jahall made their first contribution in #6738

Full Changelog: v5.4.1...v5.5.0

v5.4.1

What's Changed

Bugfixes 🪲

• Fix minibatch bugs by @ricardoV94 in #6730
• Fix bug when compiling logp with mode="FAST_COMPILE" by @ricardoV94 in #6735
• Ignore named variables that are not traceable in get_vars_in_point_list by @ricardoV94 in #6741

Maintenance 🔧

• Fix small typing error in sample overload by @thomasaarholt in #6743

Full Changelog: v5.4.0...v5.4.1

v5.4.0

What's Changed

Major Changes 🛠

• Change logger names from all pymc to module name by @pdb5627 in #6712

New Features 🎉

• Add logcdf implementation for Truncated distributions by @shreyas3156 in #6690
• Improve numerical precision of discrete uniform and geometric ICDFs by @gokuld in #6671
• Derive logprob for hyperbolic and error transformations by @LukeLB in #6664
• Add logprob inference for not operations by @shreyas3156 in #6689
• Added scale parameterization to Exponential by @manulpatel in #6677
• Speedup Slice sampler by @ricardoV94 in #6711
• Add Hurdle distributions by @tomicapretto in #6688
• Implement ICDF for Laplace and Pareto distributions by @james-2001 in #6707
• Support Scans in CustomDist by @ricardoV94 in #6696

Bugfixes 🪲

• Rename _replace_rvs_in_graphs and fix bug when replacing input by @ricardoV94 in #6720

Documentation 📖

• Update gaussian processes guide by @daniel-saunders-phil in #6693
• Add redirects from old v3 notebooks by @OriolAbril in #6719

Maintenance 🔧

• Type overloading for return_inferencedata in sample by @thomasaarholt in #6709
• Remove joint_logprob function from tests.logprob.utils by @shreyas3156 in #6650

New Contributors

• @manulpatel made their first contribution in #6692
• @tomicapretto made their first contribution in #6688
• @james-2001 made their first contribution in #6707
• @pdb5627 made their first contribution in #6712

Full Changelog: v5.3.1...v5.4.0

v5.3.1

What's Changed

New Features 🎉

• Derive logprob of < and > operations by @shreyas3156 in #6662
• Derive logprob of >= and <= operations by @shreyas3156 in #6680

Bugfixes 🪲

• Fix WhiteNoise Covariance bug by @dehorsley in #6674

Documentation 📖

• Link to PyMC v5 port of DBDA book by @cluhmann in #6681

Maintenance 🔧

• CustomDist and Simulator no longer require class_name when creating a dist by @ricardoV94 in #6668
• Make metropolis elemwise updates independent of each other by @ricardoV94 in #6678
• Make logprob inference for binary ops independent of order of inputs by @shreyas3156 in #6682
• Rectify type-hints for set_data by @Dhruvanshu-Joshi in #6676

New Contributors

• @PlayingData made their first contribution in #6683
• @dehorsley made their first contribution in #6674

Full Changelog: v5.3.0...v5.3.1

v5.3.0

What's Changed

Major Changes 🛠

• Bump Pytensor dependency by @ricardoV94 in #6665
  • Latex and string representation of variables now uses long Distribution names x ~ N(0, 1) -> x ~ Normal(0, 1)

New Features 🎉

• Implement Model.debug() helper by @ricardoV94 in #6634
• Added ICDF for the exponential distribution by @gokuld in #6641
• Issue warning if RVs are present in derived probability graphs by @ricardoV94 in #6651

Bugfixes 🪲

• Fix bug in random function of HalfStudent by @Dhruvanshu-Joshi in #6658
• Fix dtype casting bug in icdf function by @ricardoV94 in #6669

Documentation 📖

• Fix docstrings formatting and add unnamed_distribution to glossary by @alporter08 in #6638
• Add Gitpod video to contributing page by @reshamas in #6646
• Add timestamps to list of possible contributions by @reshamas in #6623
• Improve docstrings in GP module by @daniel-saunders-phil in #6652
• Arrange distributions and sub-contents alphabetically by @Dhruvanshu-Joshi in #6653

Maintenance 🔧

• Update links to sponsor images by @reshamas in #6643
• Add type hints to distribution parameters by @iykat in #6635

New Contributors

• @alporter08 made their first contribution in #6638
• @iykat made their first contribution in #6635

Full Changelog: v5.2.0...v5.3.0

v5.2.0

What's Changed

Major Changes 🛠

• Rename logprob/joint_logp to logprob/basic and move logcdf and icdf functions there by @ricardoV94 in #6599

New Features 🎉

• Add HSGP Latent GP approximation by @bwengals in #6458
• Allow logcdf and icdf inference by @ricardoV94 in #6597
• Implement icdf for the uniform distribution by @michaelraczycki in #6528
• Implement icdf for the discrete uniform distribution. by @gokuld in #6617
• Infer logprob of scans with carried auxiliary states by @ricardoV94 in #6582
• Infer logprob of IfElse graphs by @ricardoV94 in #6529
• Infer logprob of elemwise transformations of multivariate variables by @ricardoV94 in #6607
• Infer logprob of SpecifyShape and CheckandRaise by @Dhruvanshu-Joshi in #6538

Documentation 📖

• Add definition of B in documentation for Beta distribution by @JoKeyser in #6604
• Fix a typo in the docstring for OrderedLogistic by @NathanielF in #6611
• Improved docstring for predictions argument in sample_posterior_predictive by @fonnesbeck in #6616

Maintenance 🔧

• Renamed internal at aliases to pt by @shreyas3156 in #6577
• Remove auto argument from pm.Deterministic docstring by @shreyas3156 in #6592
• Remove shape helper functions by @symeneses in #6556
• Give more readable error message when checking the starting values for MCMC by @Dhruvanshu-Joshi in #6632
• Improve collect_default_updates by @ricardoV94 in #6620
• Minor improvements to GitPod by @maresb in #6618

New Contributors

• @shreyas3156 made their first contribution in #6577
• @NathanielF made their first contribution in #6611
• @gokuld made their first contribution in #6617

Full Changelog: v5.1.2...v5.2.0

v5.1.2

What's Changed

New Features 🎉

• Allow passing dims to Potential and Deterministic by @Raj-Parekh24 in #6576
• Add nuts_sampler_kwargs and nuts_kwargs to sample by @fonnesbeck in #6581
• Implement check_icdf helper to test icdf implementations by @ricardoV94 in #6583

Bugfixes 🪲

• Fix warn_treedepth looking at the wrong stat by @michaelosthege in #6591

Documentation 📖

• Gitpod instructions by @reshamas in #6549

Maintenance 🔧

• Add explicit support for Python 3.11 by @ricardoV94 in #6584
• Fix typos in Potential docstring by @chriswmann in #6575
• Fix typo in ZeroInflatedNegBinomial by @aleicazatti in #6585

New Contributors

• @Raj-Parekh24 made their first contribution in #6576
• @chriswmann made their first contribution in #6575

Full Changelog: v5.1.1...v5.1.2

v5.1.1

While this release carries a minor-version number increase, it is actually a major release (5.1). 5.1.0 was skipped due to a packaging issue.

What's Changed

Major Changes 🛠

• Access to external NUTS samplers (nutpie, blackjax, numpyro) with new sample() kwarg called nuts_sampler which often provide huge speed-ups and improved convergence by @twiecki and @ricardoV94 in #6422
• Enforce dims elements to be strings by @ricardoV94 in #6470
• Align DEMetropolis defaults with literature recommendations by @gbrunkhorst in #6488
• Tests are no longer part of the package by @Armavica in #6540
• Replace rvs_to_total_sizes mapping by MinibatchRandomVariables by @ricardoV94 in #6523

New Features 🎉

• Use separate argument in CustomDist for functions that return symbolic representations by @ricardoV94 in #6462
• Add nu parametrization to beta distribution by @alekracicot in #6344
• Preregister shapes of sampler stats by @michaelosthege in #6517
• Optional McBackend support by @michaelosthege in #6510
• Make VI (posterior) mean and std accessible as a structured xarray by @fonnesbeck in #6387
• Add mutable coords to Model by @Dhruvanshu-Joshi in #6515
• Allow Scan logprob inference of non-pure RandomVariable outputs by @ricardoV94 in #6578
• Public test utilities can now be found in testing module by @ricardoV94 in #6571

Bugfixes 🪲

• Fix bug in transformed scan variables by @ricardoV94 in #6573

Maintenance 🔧

• Fix some UserWarnings by @ricardoV94 in #6407
• Decouple convergence checking from SamplerReport by @michaelosthege in #6453
• Updated LICENSE to include AePPL license info by @fonnesbeck in #6474
• Fix typo in model comparison notebook by @Mikhail-Naumov in #6480
• Add devcontainer Docker image by @maresb in #6482
• Update GitPod base image to use pymc-built image by @maresb in #6483
• Register Op as subclass of Distributions with rv_type defined by @ricardoV94 in #6493
• Refactoring towards IBaseTrace interfaces by @michaelosthege in #6475
• Fix some type issues related to retrieving stats from traces by @michaelosthege in #6504
• Move pymc/distributions/logprob.py to pymc/logprob/ by @Armavica in #6441
• Update GLM_linear.ipynb by @bsenst in #6519
• Fix plot in HyperGeometric docstring by @aleicazatti in #6513
• Build docs in simplified environment by @michaelosthege in #6537
• BetaBinomial variance is not correctly described by @soma2000-lang in #6516
• Rename zerosum_axes to n_zerosum_axes by @michaelraczycki in #6522
• issue #5791, dims & cords inference from xarray by @michaelraczycki in #6514
• Fix some code lints found with ruff by @Armavica in #6545
• Add check for variables in step samplers by @michaelraczycki in #6524
• Fix two typos in documentation by @JoKeyser in #6547
• Bump PyTensor dependency by @ricardoV94 in #6531
• Updated docstring for Potential function by @Dhruvanshu-Joshi in #6559
• TruncatedNormal only accepts mu and sigma as non keyword arguments by @michaelraczycki in #6568
• Exclude tests from package discovery by @Armavica in #6552

New Contributors

• @Mikhail-Naumov made their first contribution in #6480
• @gbrunkhorst made their first contribution in #6488
• @dependabot made their first contribution in #6490
• @bsenst made their first contribution in #6519
• @Dhruvanshu-Joshi made their first contribution in #6515
• @aleicazatti made their first contribution in #6513
• @michaelraczycki made their first contribution in #6522
• @JoKeyser made their first contribution in #6547

Full Changelog: v5.0.2...v5.1.1

v5.1.0

This release was skipped due to a packaging problem.