I think this may be a variation of Empty Solutions on Main Solutions Page, since we recently re-ran representations for Python.
I did get a little paranoid, and re-ran Isaacs solution through the representer. It processed fine, so I am pretty sure this is a snippet issue and not a representer issue.
Here is a screengrab of one place where the code appears to be missing:
And also the community solutions page, where Isaacs solution is blank: