@cache_return
def may_be_null_is_nullable():
 repo = GIRepository()
 repo.require('GLib', '2.0', 0)
 info = repo.find_by_name('GLib', 'spawn_sync')
 return (not info.get_arg(8).may_be_null)

@ cache_return def may_be_null_is_nullable ( ) : repo = GIRepository ( ) repo . require ( 'GLib' , '2.0' , 0 ) info = repo . find_by_name ( 'GLib' , 'spawn_sync' ) return ( not info . get_arg ( 8 ) . may_be_null )
if may_be_null returns nullable or if null can be passed in .