Recently PyMC has given me the error “The truth value of an array with more than one element is ambiguous. Use a.any() or a.all().” at the end of sampling. The error appears to only happen sometimes, and I am on the latest version of PyMC (5.10.4). The error path is shown below: ------------------…

Should be fixed by Fix error in warn_treedepth when using multiple NUTS samplers by ricardoV94 · Pull Request #7182 · pymc-devs/pymc · GitHub

"ValueError: The truth value of an array with more than one element is ambiguous" given at the end of sampling

ricardoV94 February 26, 2024, 8:28am 2

Can you provide a fully reproducible script? It sounds like a bug

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