Thanks @junpenglao! I must have missed the .dist(...) thing somewhere. Was this documented in the docs? Perhaps I can put in a PR to show how this syntax gets used?
Btw, I got the Poisson Mixture working! Thanks for your help! 
Thanks @junpenglao! I must have missed the .dist(...) thing somewhere. Was this documented in the docs? Perhaps I can put in a PR to show how this syntax gets used?
Btw, I got the Poisson Mixture working! Thanks for your help! 