Hello, I am confused about why this happens when I try to call sample with a step argument - a ValueError: expected an ndarray is thrown. Here is my model followed by the traceback. from pymc3 import Model, DiscreteUniform, Uniform, Discrete, Deterministic, sample, loo, Metropolis import theano.…

ValueError: expected an ndarray

zahybnaya July 24, 2017, 7:00pm 3

That was the problem! Thanks! It is working now.

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