dumpcmd = '%s %s' % (XMPDUMP, blob_file_path)
p = Popen(dumpcmd, stdout=PIPE, stderr=PIPE, stdin=PIPE, shell=True)
xmp, err = p.communicate()
dumpcmd = '%s %s' % (XMPDUMP, blob_file_path)
p = Popen(dumpcmd, stdout=PIPE, stderr=PIPE, stdin=PIPE, shell=True)
xmp, err = p.communicate()