Release v4.2.0 · pymc-devs/pymc

What's Changed

Allow broadcasting via observed and dims by @ricardoV94 in #6063
Remove support for specifying "dims on the fly" from the shapes of variables by @ricardoV94 in #6112
Automatic versioning with versioneer by @cfonnesbeck in #6078

Implement Truncated distributions by @ricardoV94 in #6113
Port GARCH11 to v4 by @junpenglao in #6119
Implement Symbolic RVs and enable nested distribution factories (such as Mixtures of Mixtures) by @ricardoV94 in #6072
Allow for batched alpha in StickBreakingWeights by @purna135 in #6042
Remove NoDistribution and enable .dist API for Simulator and DensityDist by @ricardoV94 in #6110
Add start_sigma to ADVI 2 by @markusschmaus in #6132
Create .gitpod.yml by @ferrine in #6070 and #6109

Make rvs_to_values work with non-RandomVariables by @ricardoV94 in #6101
Fix bug in Marginalapprox by @bwengals in #6076
Fix bug in which TruncatedNormal returns -inf for all values if any value is out of bounds by @adrn in #6128
Rename cov_func/cov to scale_func/scale for TP/MvStudentT by @fonnesbeck in #6068
Ignore SpecifyShape when converting to JAX by @martiningram in #6062
Remove reshape_t by @tjburch in #6118
Fix Model docstring by @alekracicot in #6048
Update opvi docs by @ferrine in #6093
Fix formatting in documentation of AR distribution parameters by @daniel-saunders-phil in #6080
Fix incorrect formula in NormalMixture docstring by @MatthewQuenneville in #6073
Fix last remaining PyMC3 occurrences & broken link by @Armavica in #6133
Update GOVERNANCE.md for PyMCon_2022 planning repo by @canyon289 in #6088
Add new core contributors by @OriolAbril in #6117
Pin pydata-sphinx-theme by @ricardoV94 in #6120
Mirror codebase structure in tests by @Armavica in #6084
Clean up some warnings from the test suite by @Armavica in #6067 and #6074
Restructure the test suite to follow the code by @Armavica in #6111

Full Changelog: v4.1.7...v4.2.0