l.r.e.NotADerivedSeriesError(Exception) : class documentation
Part of lp.registry.errors
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A distro series difference must be created with a derived series.
This is raised when a DistroSeriesDifference is created with a
non-derived series - that is, a distroseries with a null Parent.
API Documentation for Launchpad, generated by pydoctor at 2018-08-15 00:00:09.