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Fix draws of Weibull when alpha and beta implicitly define size #7288

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merged 2 commits into from
Apr 28, 2024

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tomicapretto
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@tomicapretto tomicapretto commented Apr 28, 2024

Description

This PR incorporates the broadcasting of the shapes of alpha and beta in the random value generation method from the Weibull distribution to provide a fix to the problem shown in #7220

Related Issue

Closes #7220

Type of change

  • New feature / enhancement
  • Bug fix
  • Documentation
  • Maintenance
  • Other (please specify):

📚 Documentation preview 📚: https://pymc--7288.org.readthedocs.build/en/7288/

@ricardoV94
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Thanks @tomicapretto, great test although a bit unfair that it only exists for this RV.

That means I'm okay with no regression test here, but I am definitely not against it either

@ricardoV94 ricardoV94 added the bug label Apr 28, 2024
@ricardoV94 ricardoV94 merged commit 84d15c8 into pymc-devs:main Apr 28, 2024
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@ricardoV94
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Thanks @tomicapretto !

@ricardoV94 ricardoV94 mentioned this pull request Apr 29, 2024
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@ricardoV94 ricardoV94 changed the title Broadcast shapes of alpha and beta in Weibull rng Fix draws of Weibull when alpha and beta implicitly define size Apr 29, 2024
mkusnetsov pushed a commit to mkusnetsov/pymc that referenced this pull request Oct 26, 2024
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BUG: Generation of random draws from Weibull returns constant values
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