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pt.tensor("x") without shape= gives misleading error — default implies optional when it isn't

Status: Open.

#2338 In pymc-devs/pytensor;

· williambdean opened on Aug 10, 2026

TensorType.shape is a mutable plain attribute

Status: Open.

#2330 In pymc-devs/pytensor;

· williambdean opened on Aug 9, 2026

XTensorType.dims and .shape are silently mutable, leaving ndim out of sync

Status: Open.

#2329 In pymc-devs/pytensor;

· williambdean opened on Aug 9, 2026

BUG: matrix multiplication causes compiler error on Windows

bugSomething isn't workingSomething isn't working

Status: Open.

#2321 In pymc-devs/pytensor;

· Tom-76 opened on Aug 6, 2026

JAX linker: Cannot compile Convolve1d without static mode

Status: Open.

#2317 In pymc-devs/pytensor;

· williambdean opened on Jul 31, 2026

MLX linker: Composite op fails with mixed-shape inputs

Status: Open.

#2316 In pymc-devs/pytensor;

· williambdean opened on Jul 31, 2026

Add specialized float32 numba dispatches for transcendental functions

numba

performance

request discussion

Status: Open.

#2314 In pymc-devs/pytensor;

· jessegrabowski opened on Jul 30, 2026

C implementation of gammaincc silently loses precision for large a ≈ x

Status: Open.

#2291 In pymc-devs/pytensor;

· jacobpstein opened on Jul 13, 2026

BUG: Clang linker fails on macOS 27 Beta ARM64 — ld: library 'd64' not found

bugSomething isn't workingSomething isn't working

Status: Open.

#2268 In pymc-devs/pytensor;

· Bllq21 opened on Jun 30, 2026

How to handle monotonically_increasing/decreasing attributes on non-unary OPs

Status: Open.

#2267 In pymc-devs/pytensor;

· Dekermanjian opened on Jun 29, 2026

BUG: NaN gradient (VJP) from pt.log(pt.sigmoid(x)) for large x in JAX backend

bugSomething isn't workingSomething isn't working

Status: Open.

#2264 In pymc-devs/pytensor;

· jdeast opened on Jun 28, 2026

DOC: Add pre-commit commands to CONTRIBUTING.md

Status: Open.

#2215 In pymc-devs/pytensor;

· drbenvincent opened on Jun 11, 2026