ContentFormats.union_
Append all missing types from second to first, in the order they had in second.
Parameters
second | the [gdk.content_formats.ContentFormats] to merge from |
Returns
a new [gdk.content_formats.ContentFormats]
Append all missing types from second to first, in the order they had in second.
second | the [gdk.content_formats.ContentFormats] to merge from |