python-XlsxWriter from home:wicked:qubes-build:15.4 project
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Add repository and install manually
For 15.4 run the following as root:
zypper addrepo https://download.opensuse.org/repositories/home:wicked:qubes-build:15.4/15.4/home:wicked:qubes-build:15.4.repo zypper refresh zypper install python-XlsxWriter