Loaded saved Text Trace does not show any summary or traceplot

[junpenglao]

This sounds like a bug, but since there are plans to deprecate text backend maybe you should just pickle the trace instead.

Get nan or inf from model.logp (model.test point) is an attestation of incorrectly configured model?

Haven’t tried this, but it should work (give it a shot with very few samples first!): import cPickle as pickle # if python2 import pickle # if python3 ... trace = pm.sample(5e4, njobs=4, step=[pm.Metropolis(vars=[Y, Yp]), pm.NUTS()], tune=1000) with open('trace.pkl', 'wb') as buff: pickle.dump(trace, buff) You can then recover the trace with with open('trace.pkl', 'rb') as buff: trace = pickle.load(buff) This is great for local development on your computer. A few “gotchas” that p…