<div id="comment:0"></div> in pyx files, as py files are already ok CC: @tscrim @kwankyu @kliem @slel Component: **refactoring** Author: **Frédéric Chapoton** Branch/Commit: **[`1205fc8`](https://github.com/sagemath/sagetrac-mirror/commit/1205fc8770a71791be27a13553c4ad04b1a220f5)** Reviewer: **Travis Scrimshaw** _Issue created by migration from https://trac.sagemath.org/ticket/34592_