rpm utils - normalize an rpm path. Given an rpm file print its normalized path as name-version-release-arch.rpm

rpm-normalize-path.py

#! /usr/bin/python
# normalize an rpm path.
# Given an rpm file print its normalized path as  name-version-release-arch.rpm
# Note: this reads the metadata from the rpm file itself to generate the path
import sys
import re
import rpmUtils.transaction
from rpmUtils.miscutils import splitFilename
from rpmUtils.miscutils import hdrFromPackage
from rpmUtils.miscutils import pkgTupleFromHeader
ts = rpmUtils.transaction.initReadOnlyTransaction()
for path in sys.argv[1:]:
    hdr = hdrFromPackage(ts,path)
    (n, a, e, v, r) = pkgTupleFromHeader(hdr)
    print "{0}-{1}-{2}-{3}.rpm".format(n,v,r,a)