Description of problem:

[snip]
Downloading Packages:
Running rpm_check_debug
Running Transaction Test
Finished Transaction Test
Transaction Test Succeeded
Running Transaction
  File "<stdin>", line 8
    finally:
          ^
SyntaxError: invalid syntax
Error in PREUN scriptlet in rpm package r

Removed:
  rhevm-guest-agent.noarch 0:1.0.7-9.el5ev                                                                                                                     

Complete!


# rpm --scripts -qp rhevm-guest-agent-1.0.7-9.el5ev.noarch.rpm | sed -n '/python/,/^EOF/p;'
        /usr/bin/python << EOF
import os
vp = None
try:
    vp = os.open('$VIRTIO', os.O_WRONLY|os.O_NONBLOCK)
    os.write(vp, '{"__name__": "uninstalled" }\n')
except OSError:
    pass
finally:
    if vp:
        os.close(vp)
EOF
[root@localhost ~]# cat /etc/redhat-release ; python -V                                                                                                        
Red Hat Enterprise Linux Server release 5.9 (Tikanga)
Python 2.4.3

...A more complicated example (having except and finally clauses in the same try statement works as of Python 2.5)...

Version-Release number of selected component (if applicable):
is10 - rhevm-guest-agent-1.0.7-9.el5ev

How reproducible:
100%

Steps to Reproduce:
1. install GA on RHEL5 from is10
2.
3.

Actual results:
bogus preuninstall scriptlet

Expected results:
replace finally...

Additional info:
http://docs.python.org/2/tutorial/errors.html