python read_subpackage_metadata () {
import oe.packagedata
data = oe.packagedata.read_pkgdata(d.getVar('PN', 1), d)
for key in data.keys():
d.setVar(key, data[key])
for pkg in d.getVar('PACKAGES', 1).split():
sdata = oe.packagedata.read_subpkgdata(pkg, d)
for key in sdata.keys():
d.setVar(key, sdata[key])
}