def rpm_subs_hash(path):
        """ Get actual subsystems of correction rpm file.
                Returns dictionary of subsystems with their revisions.
                Takes values from current rpm file.
        """
#               rpm -qlp returns path in following format
#               /var/mnt/local/sysimg/flexiserver/opt/Nokia/var/swmgmt/downloaded_rpms/R_GOMS6_1.19.1.0.release_oms.corr76
#               /var/mnt/local/sysimg/flexiserver/opt/Nokia/var/swmgmt/downloaded_rpms/R_GOMS6_1.19.1.0.release_oms.corr76/SS_Affe-1.37415-R_GOMS6_1.19.1.0_corr76.x86_64.rpm
#               Script needs to ignore lines not containing .rpm files, then remove path (os.split()) and then split actual rpm file.
#               SS_Affe-1.37415-R_GOMS6_1.19.1.0_corr76.x86_64.rpm:
#               (SS_Affe)-1.(37415)-R_GOMS6_1.19.1.0_corr76.x86_64.rpm.
#               This will return a dictionary where first bracket captures a key (name of subsystem) and second captures value (revision of subsystem).
        print("rpm_subs_hash: path: %s") % path

        p = re.compile('SS_[A-Za-z]+')
        t = re.compile('-1\.\d+')

        ret = subprocess.Popen("/bin/rpm -qlp %s" % path, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
        for filepath in ret.stdout.lines():
                if(filepath.find("rpm")):
                        rpmfile = os.path.basename(filepath)
                        sub = p.match(rpmfile)
                        tempr = t.match(rpmfile)
                        temprev = tempr.group()
                        (temp, rev) = temprev.split(".")
                        hashtable = {sub: rev}
                else:
                        continue
        return hashtable

----------------------

./check_rpm.py -r R_GOMS6_1.19.1.0 -c 80
Starting main
Parsing options
get_arch: SELECT Platform from products_table WHERE RIS='R_GOMS6_1.19.1.0' LIMIT 1;
get_arch: arch: both
get_mode: SELECT is_release from products_table WHERE RIS='R_GOMS6_1.19.1.0';
main: corr_arch: both, corr_mode: release
main: corr_path64: /build/OMS/R_GOMS6_1.19.1.0.release/corr80/R_GOMS6_1.19.1.0.release_oms.corr80-inc-1.rpm
rpm_subs_hash: path: /build/OMS/R_GOMS6_1.19.1.0.release/corr80/R_GOMS6_1.19.1.0.release_oms.corr80-inc-1.rpm
Traceback (most recent call last):
  File "./check_rpm.py", line 162, in ?
    main()
  File "./check_rpm.py", line 137, in main
    rpmsubs_hash64 = rpm_subs_hash(corr_path64)
  File "./check_rpm.py", line 50, in rpm_subs_hash
    ret = subprocess.Popen("/bin/rpm -qlp" +path)
  File "/usr/lib64/python2.4/subprocess.py", line 550, in __init__
    errread, errwrite)
  File "/usr/lib64/python2.4/subprocess.py", line 993, in _execute_child
    raise child_exception
OSError: [Errno 2] No such file or directory