A Metis investigation by Moritz Eilfort January 28th, 2019
If you are looking for a good introduction on how to handle exceptions in python, take a look at realpython.com.
Better Exceptions is a package to improve the python Traceback.
It adds syntax highlighting and the actual values that were passed to the problematic portion of the code.
To use this package, install it and set the environment variable BETTER_EXCEPTIONS=1
.