Subject: Re: [bug#42885] [PATCH 23/27] gnu: calibre: Update to 5.13.0.

From: Leo Famulari <[email-masked]>
Date: Wed, 7 Apr 2021 21:14:01 -0400

> .sip5-real: Unable to find file "QtXml/QtXmlmod.sip"

I found an upstream bug report that is superficially similar:

https://issues.qgis.org/issues/20969

However, their solution is already done in our package: Make sure that
pyqt is available.