pyro-ppl/funsor

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Functional tensors for probabilistic programming

Stars: 250
Forks: 26
Open beginner issues: 0
Indexed issues: 69

Dominant language: Python
License: Apache-2.0
Last GitHub push: Aug 3, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

69 open issues indexed

test_sample_partial test failure Open

bug testing

Difficulty 1/5 Under an hour Newbie friendliness 35/100

pyro-ppl/funsor#609 · Opened Jan 5, 2024
Feature Request: Add Support for TransformedDistribution with non-trivial event dimensions Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pyro-ppl/funsor#597 · Opened Oct 25, 2022
FR rules for (Gaussian + UniformPolygon).reduce(logaddexp) Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 35/100

pyro-ppl/funsor#596 · Opened May 8, 2022
FR Thompson sampling example Open

examples

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#592 · Opened Apr 9, 2022
FR example of model architecture search Open

examples

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#585 · Opened Mar 2, 2022
Profile and speed up forward_filter_backward_sample Open

enhancement

pyro-ppl/funsor#581 · 2 assignees · Opened Nov 12, 2021
`funsor.joint.eager_reduce_exp` behaves differently with `memoize` Open

low priority

Difficulty 3/5 1-2 days Newbie friendliness 35/100

pyro-ppl/funsor#561 · Opened Oct 1, 2021
Gaussian funsor variable elimination Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#559 · 7 comments · Opened Sep 30, 2021
Refactor Gaussian info_vec,precision from backend arrays to Funsors Open

enhancement refactor

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pyro-ppl/funsor#556 · Opened Sep 25, 2021
Add array protocol dispatch methods to top-level Funsor class Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 30/100

pyro-ppl/funsor#546 · 2 comments · 1 reaction · Opened Aug 3, 2021
Delayed param in minipyro Open

discussion examples

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#533 · 1 comment · 2 reactions · Opened Apr 21, 2021
Replace Delta with Scatter? Open

discussion refactor

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#528 · Opened Apr 14, 2021
Support Python immutable datatypes without subclassing Funsor Open

discussion low priority refactor

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#526 · Opened Apr 12, 2021
Add immutable funsors Dict, Set and use them for funsor data Open

discussion low priority refactor

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#525 · 2 comments · Opened Apr 12, 2021
Use typing.Annotated[mypy_compatible_type, funsor_metadata] Open

low priority refactor

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pyro-ppl/funsor#521 · Opened Apr 8, 2021
Display funsor terms nicely when it breaks into multiple lines Open

enhancement

pyro-ppl/funsor#512 · 2 comments · 1 assignee · Opened Mar 31, 2021
FR add patterns for Gaussian integrals Open

enhancement good first issue

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#510 · Opened Mar 29, 2021
Support for constrained variables Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#502 · 1 reaction · Opened Mar 18, 2021
ODEs, PDEs, quadrature, and finite element analysis Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#497 · 1 comment · Opened Mar 17, 2021
Track issues with adjoint Open

bug

Difficulty 5/5 Over a week Newbie friendliness 18/100

pyro-ppl/funsor#493 · Opened Mar 15, 2021
Apply funsor and .apply() method Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#486 · 1 comment · Opened Mar 7, 2021
Funsor function that can accept varied number of Bound variables Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#485 · 1 comment · Opened Mar 7, 2021
What is the type hint of variables bound inside (e.g., `ax` in Softmax) Open

question

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#481 · 1 comment · Opened Mar 6, 2021
Add a LazyFunsor wrapper similar to LazyTensor Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#471 · 1 reaction · Opened Mar 2, 2021
Support mask=False for backend MaskedDistribution Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 45/100

pyro-ppl/funsor#459 · Opened Feb 9, 2021
Should Number(x).dtype be inferred from type(x)? Open

discussion

Difficulty 4/5 3-5 days Newbie friendliness 38/100

pyro-ppl/funsor#448 · 2 comments · Opened Jan 31, 2021
Redesign adjoint / transpose interface and algorithms Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#446 · 2 comments · 2 reactions · Opened Jan 29, 2021
Support Reals inputs for distribution eager rules Open

enhancement

pyro-ppl/funsor#416 · 1 comment · 1 assignee · Opened Jan 4, 2021
Replace normalize interpretation with rewriting modulo a congruence Open

discussion refactor

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#411 · Opened Dec 22, 2020
Improve the speed of tests under JAX backend Open

testing

pyro-ppl/funsor#393 · 2 comments · 1 assignee · Opened Nov 7, 2020
Full-featured distribution wrappers Open

enhancement help wanted testing

pyro-ppl/funsor#386 · 2 comments · 4 reactions · 1 assignee · Opened Oct 26, 2020
Exploit opportunities for analytic KL and entropy computations Open

discussion enhancement help wanted

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#374 · 1 reaction · Opened Sep 29, 2020
Replace __call__-only FunsorMeta subclasses with a _fill_defaults method Open

enhancement help wanted low priority refactor

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pyro-ppl/funsor#372 · Opened Sep 28, 2020
Replace init-only metaclasses with __init_subclass__ method Open

low priority refactor

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pyro-ppl/funsor#371 · 1 reaction · Opened Sep 28, 2020
Add patterns for conjugacy Open

enhancement help wanted

pyro-ppl/funsor#367 · 4 comments · 1 reaction · 1 assignee · Opened Sep 26, 2020
Make interpreters compatible with Python type-checking Open

refactor

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#355 · 2 comments · Opened Aug 17, 2020
Replace domains -> types, .inputs+.output -> type hints Open

refactor

pyro-ppl/funsor#351 · 3 comments · 1 assignee · Opened Aug 16, 2020
Casting between real and bint Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#348 · 2 comments · Opened Aug 7, 2020
Make Distribution.enumerate_support return a Delta Open

low priority refactor

Difficulty 4/5 3-5 days Newbie friendliness 35/100

pyro-ppl/funsor#347 · Opened Aug 7, 2020
Replace tensor.stack,tensor.tensordot -> ops.stack,ops.tensordot Open

refactor

pyro-ppl/funsor#308 · 3 comments · 2 reactions · 1 assignee · Opened Jan 29, 2020
Strengthen algebraic organization of funsor.ops and related code Open

discussion enhancement refactor

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#307 · 1 comment · Opened Jan 27, 2020
FR GaussianHMM.rsample() or MarkovProduct().sample() Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#304 · 1 reaction · Opened Jan 24, 2020
Add generalized parallel-scan algorithms for dynamic factor graphs Open

discussion enhancement

pyro-ppl/funsor#293 · 3 comments · 2 reactions · 1 assignee · Opened Dec 21, 2019
Plated samples are incompatible with Pyro api Open

discussion

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#273 · Opened Oct 12, 2019
Moment matching rules for Gaussian+{Delta,Gaussian} etc. Open

discussion enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

pyro-ppl/funsor#264 · 2 comments · Opened Oct 4, 2019
Implement optimized GEMM-like ops for Tensor and Gaussian Open

enhancement

pyro-ppl/funsor#238 · 3 comments · 1 assignee · Opened Sep 16, 2019
Add BART forecasting example Open

Blocked enhancement

pyro-ppl/funsor#228 · 1 assignee · Opened Sep 6, 2019
Support size variables in funsor.domains (dependent types) Open

enhancement low priority

Difficulty 5/5 Over a week Newbie friendliness 35/100

pyro-ppl/funsor#214 · 3 comments · 1 reaction · Opened Sep 3, 2019
Approximate funsor variable elimination Open

pyro-ppl/funsor#203 · 2 assignees · Opened Aug 27, 2019
Student t filters and processes Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

pyro-ppl/funsor#190 · 7 comments · 1 reaction · Opened Aug 8, 2019

pyro-ppl/funsor

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