yum update
Gathering header information file(s) from server(s)
Server: CentOS-3 - Addons
Server: CentOS-3 - Base
Server: CentOS-3 - Extras
Server: CentOS-3 - Updates
Finding updated packages
Downloading needed headers
Resolving dependencies
.Package PyQt needs libsip.so.9, this is not available.
Package nvi-m17n-canna needs libcanna.so.1.0, this is not available.
Package PyQt needs libqassistantclient.so.1, this is not available.

是我的rh9太旧了？
pyqt是python用到的qt吗？不要也行啊，怎么忽略它们呢？？