yum source code

hello,

I want to know about certain variables in source code mainly in files
yumRepo.py and __init__.py

1) What is the variable 'i' for in line 1240 of __init__.py function
and its connection with 'text' variable in line 1272 that follows


2)how are the urls to be tried for urlgrab() obtained in the function
_getFile() of file yumRepo.py

> Are you working out of the git tree? Which branch?
>
> You want to be on yum-3_2_X,
-sv

The source code is  yum-3_2_X and 3.2.X Branch

i have downloaded the yum source code from git as given on link
http://yum.baseurl.org/


-- 
--Regards
--Pranjal Pandit