I did (learn something), but not knowing what "Py" was, there were no other context clues in the headline. HN is friendly to researchers too, so the setting is

I did (learn something), but not knowing what "Py" was, there were no other context clues in the headline. HN is friendly to researchers too, so the setting is appropriate for the other interpretation of the acronym (and makes the football analogy mildly condescending).