The mysterious “ImportError: cannot import name cache”

The scenario: I'm packaging a CherryPy server with py2exe, using Mako as my template engine. So I create my exe file, and fire up the app, and get this 500 Mako error:

Traceback (most recent call last):
  File "cherrypy\_cprequest.pyo", line 551, in respond
  File "cherrypy\_cpdispatch.pyo", line 24, in __call__
  File "main.py", line 210, in index
  File "mako\lookup.pyo", line 70, in [...]

Example of cargo culting in translation: “lecture meeting”

A google for "lecture meeting" turns up over 57,000 hits, nearly all of them from Japanese sites. As far as I checked, the few that aren't from Japanese sites are in different context, such as Lecture: Meeting Global Commitments on Oceans.
"Lecture meeting" is almost always a "translation" for the Japanese 講演会 (kouenkai), which means seminar/workshop/talk [...]