only on .py files for now

another little step on the way towards activating W2 and W3 checks in the linter

made using

autopep8 -i -r --select=W2,W3 src/sage/geometry/

and the same for rings/ and schemes/

Component: refactoring

Author: Frédéric Chapoton

Branch/Commit: d531fb3

Reviewer: Matthias Koeppe

Issue created by migration from https://trac.sagemath.org/ticket/34677