From my experience, the syntactic gap is wider than the semantic one. I suggest first, perhaps, translating Python into faux S-exprs (should be easy, given the

From my experience, the syntactic gap is wider than the semantic one. I suggest first, perhaps, translating Python into faux S-exprs (should be easy, given the indentation style). From there one might emphasize declarative vs. imperative, and functional as a subset of the former.