Ask for help to install yum on SLES 10 (i386)

The steps are:
1. wget http://linux.duke.edu/projects/yum/download/3.0/yum-3.0.4-1.src.rpm

2. rpmbuild --rebuild yum-3.0.4-1.src.rpm

3. # yum
There was a problem importing one of the Python modules
required to run yum. The error leading to this problem was:

   No module named yum

Please install a package which provides this module, or
verify that the module is installed correctly.

It's possible that the above module doesn't match the
current version of Python, which is:
2.4.2 (#1, Jun 16 2006, 16:17:38)
[GCC 4.1.0 (SUSE Linux)]

If you cannot solve this problem yourself, please go to
the yum faq at:
  http://wiki.linux.duke.edu/YumFaq

4. linux-gve5:/tmp # python
Python 2.4.2 (#1, Jun 16 2006, 16:17:38)
[GCC 4.1.0 (SUSE Linux)] on Linux2
Tyep "help", "copyrightf", "credits" or "license" for more information
>>> import yum
Traceback (most recent call last):
	File "<stdlin>", line 1, in ?
ImportError: No module named yum
>>>


How to install yum on SLES 10 (i386)? Or is there existing yum-xxx.rpm for it?

Best Regards,
Xie, Bo