to name the paper sizes (and to get the data for the page sizes).
In addition to standard paper sizes, gtk.paper_size.PaperSize allows to
construct custom paper sizes with arbitrary dimensions.
The gtk.paper_size.PaperSize object stores not only the dimensions (width
and height) of a paper size and its name, it also provides
default print margins.
gtk.paper_size.PaperSize handles paper sizes.
It uses the standard called PWG 5101.1-2002 PWG: Standard for Media Standardized Names
to name the paper sizes (and to get the data for the page sizes). In addition to standard paper sizes, gtk.paper_size.PaperSize allows to construct custom paper sizes with arbitrary dimensions.
The gtk.paper_size.PaperSize object stores not only the dimensions (width and height) of a paper size and its name, it also provides default print margins.