16.3.4 ��

�� dbMatch, �� , �� , �� RPM. �� (��), �� dbMatch. �� :

mi = ts.dbMatch(tag_name, value)

��, �� , �� sendmail, �� :

mi = ts.dbMatch('name', 'sendmail')

�� dbMatch �� rpmdbMatchIterator. �� , �� .

�� (rpmq.py), �� , �� , �� :

#!/usr/bin/python

# Acts like rpm -q and lists the N-V-R for installed

# packages that match a given name.

# Usage:

# python rpmq.py package_name

import rpm, sys

ts = rpm.TransactionSet()

mi = ts.dbMatch( 'name', sys.argv[1] )

for h in mi:

print "%s-%s-%s" % (h['name'], h['version'], h['release'])

�� , �� Python �� sys.argv[1] � �� dbMatch:

$ python rpmq.py sendmail

sendmail-8.12.5-7

�� - ��
�� - ��
��

16.3.4 ������� � ���������� �������

16.3.4 ��