D7408: extensions: hide two confusing import statements from pytype

[indygreg (Gregory Szorc)]

This revision is now accepted and ready to land.
indygreg added a comment.
indygreg accepted this revision.


  Where does `hgext.__index__` come from?!

REPOSITORY
  rHG Mercurial

CHANGES SINCE LAST ACTION
  https://phab.mercurial-scm.org/D7408/new/

REVISION DETAIL
  https://phab.mercurial-scm.org/D7408

To: durin42, #hg-reviewers, dlax, indygreg
Cc: indygreg, dlax, mercurial-devel