Lots of Python failures on Centos 5.10

[Ken McDonell <kenj@xxxxxxxxxxxxxxxx>]

Things like

QA output created by 702
live -   File "/home/kenj/src/pcp/qa/src/test_pcp.python", line 77
    except pmapi.pmErr as error:
                        ^
SyntaxError: invalid syntax

or in 991
...
  File "/usr/libexec/pcp/bin/pcp-free", line 211
    except pmapi.pmErr as error:
                        ^
SyntaxError: invalid syntax

On this platform, ...

kenj@vm04:~/src/pcp/qa$ cat /etc/redhat-release
CentOS release 5.10 (Final)
kenj@vm04:~/src/pcp/qa$ python -V
Python 2.4.3