human
1b. PGM and priors
Given the definition of the data and model above, draw the PGM for this problem, and write down an expression for the likelihood.
Choose priors for any parameters that need them. (As always, these should not be chosen based on looking at the data.) Complete the function below implementing the (log-)priors you've chosen."
Please write code following the instructions in jupyter notebook style.

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What is a code to 1b?
assistant
#Here is code to 1b.

try:
    exec(open('solutions/priors.py').read())
except IOError:
    REMOVE_THIS_LINE()
    def ln_prior(T0, Ts):
        REPLACE_WITH_YOUR_SOLUTION()