[et-mgmt-tools] [PATCH] virt-convert: fix Python 2.4 compatibility

[Cole Robinson]

John Levon wrote:
>>> +    parser_names = []
>>> +    for _, name, _ in pkgutil.iter_modules(parsers_path):
>> Please use something other than '_' here as previously
>> mentioned.
> 
> Even for obviously internal only files like this? Will do.
> 

Yeah, I (wrongly) thought that this could stomp '_' in any
files that imported it but I wasn't thinking clearly.

- Cole