Let the caller supply the diff text to diffstat()
[stgit] / stgit / lib /
drwxr-xr-x   ..
-rw-r--r-- 718 __init__.py
-rw-r--r-- 15291 git.py
-rw-r--r-- 6825 stack.py
-rw-r--r-- 3935 stackupgrade.py
-rw-r--r-- 7562 transaction.py