I’m using pymc on a macOS with m2 chip. my pymc version is 5.6.1 and pytensor version is 2.12.3 when I import pymc i get the following warnings: WARNING (pytensor.configdefaults): g++ not detected! PyTensor will be unable to compile C-implementations and will default to Python. Performance may b…

maybe you can check this thread Performance tip if you're on ARM64 (Apple's M1/M2 chips): Install accelerate

Pytensor g++ not detected

cluhmann September 29, 2023, 4:30pm 2

I suspect that you installed PyMC using an method other than the recommended procedure found here. If you create a new environment using those instructions, does it fix things?

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Pytensor g++ not detected

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