1.9.0

Breaking Changes

• Drop support for PyTorch 1
• Drop support for Python 3.7

New features

• Type hints are now available in some parts of Pyro, thanks to @ordabayevy. Please let us know about any issues. We welcome help adding type hints to remaining parts of Pyro. #2550
• New tutorials using Zuko normalizing flows by @francois-rozet
• A new simple RandomWalkKernel by @martinjankowiak
• A new SimplexToOrderedTransform by @peblair
• A new simple PyTorch training example by @eb8680

Detailed Changes

• Fix GammaPoisson distribution from ignoring validate_args param by @austinv11 in #3253
• Updated docs and fixed spelling by @martinrohbeck in #3254
• fix custom_guide in intro_long.ipynb by @martinjankowiak in #3258
• use generator arg in dataloader in cevae by @martinjankowiak in #3264
• SBVM sampler fix by @deoxyribose in #3261
• Render deterministic functions by @r3v1 in #3266
• Replace lap.lapjv() with scipy.optimize.linear_sum_assignment() by @fritzo in #3267
• Fix: Wrong codomain in LeakyReLUTransform by @MeenuyD in #3270
• Drop the support for PyTorch<2.0 by @ordabayevy in #3272
• Add param_store.py type hints by @ordabayevy in #3271
• Address the issues in #3274 by @cyianor in #3277
• Drop Python 3.7 support by @ordabayevy in #3278
• Update link to Nolan reference of Stable distribution by @fehiepsi in #3281
• Fix pyro.poutine.handlers by @ordabayevy in #3283
• Add handlers explicitly by @ordabayevy in #3285
• Use functools.wraps to preserve handler signature by @ordabayevy in #3287
• Type annotate pyro.poutine.runtime by @ordabayevy in #3288
• Type annotate pyro.poutine.messenger by @ordabayevy in #3290
• Type annotate pyro.primitives & poutine.block_messenger by @ordabayevy in #3292
• Add os to readthedocs.yml file by @fehiepsi in #3293
• Remove python.version entry in rtd.yml file by @fehiepsi in #3294
• Type annotate broadcast, condition, do, enum messengers by @ordabayevy in #3295
• Typo in the documentation example by @pavleb in #3298
• Type annotate Trace, TraceMessenger, & pyro.poutine.guide by @ordabayevy in #3299
• Small typo in tutorial by @osorensen in #3300
• Update effect_handlers.ipynb by @djinnome in #3296
• Fix gate & gate_logits in ZeroInflatedDistribution by @ordabayevy in #3303
• Type annotate poutines by @ordabayevy in #3306
• Numpy Import Convention by @RatishT in #3307
• Type annotate messengers by @ordabayevy in #3308
• Add simple RandomWalkKernel by @martinjankowiak in #3311
• Type annotate messengers by @ordabayevy in #3309
• Add tutorials using normalizing flows by @francois-rozet in #3302
• Mypy warn_unreachable=True by @ordabayevy in #3312
• Fix mypy and line-too-long errors by @fritzo in #3313
• Get CI working with new black, torch, pytest by @fritzo in #3318
• Annotate handlers & add py.typed by @ordabayevy in #3321
• Port implementation of SimplexToOrderedTransform from numpyro by @peblair in #3320
• Prevent observation masks improperly expanding samples in plates by @austinv11 in #3317
• Document InferDict and Message typed dicts by @fritzo in #3323
• Fix bug in CVAE example by @FDUguchunhui in #3325
• Add a simple PyTorch training example by @eb8680 in #3327
• Add .github/workflows/publish.yml to publish to pypi.org by @fritzo in #3326
• Fix interaction between PyroParam and torch.func.grad by @eb8680 in #3328
• Fix action link for publishing to PyPI by @fehiepsi in #3329
• Bump version to 1.9.0 by @fritzo in #3330

New Contributors

• @austinv11 made their first contribution in #3253
• @deoxyribose made their first contribution in #3261
• @r3v1 made their first contribution in #3266
• @MeenuyD made their first contribution in #3270
• @cyianor made their first contribution in #3277
• @pavleb made their first contribution in #3298
• @osorensen made their first contribution in #3300
• @djinnome made their first contribution in #3296
• @RatishT made their first contribution in #3307
• @peblair made their first contribution in #3320
• @FDUguchunhui made their first contribution in #3325

Full Changelog: 1.8.6...1.9.0