pymc-devs / pymc-devs/pytensor

Add `infer_shape` method to Op base class?

Open
#873 0 comments 0 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

Dominant language
Python
Stars
644
Forks
208
Avg merge
2d 14h
Merged PRs (30d)
16

Description

Description

For discoverability.

We can raise NotImplementedError by default.

Or create a subclass of ShapedOp?

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by reading the existing Op base class and ShapedOp implementation to understand how shape inference is currently exposed. Compare the proposed default NotImplementedError with a ShapedOp subclass approach, then identify the relevant tests; done means an agreed discoverable API with its behavior covered by tests.

Written by the indexing model from the issue text.

Assessment

Tech stack
python
Domain
backend
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
35/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.