tests/test-convert-bzr-treeroot.out

use inst.args instead of using __getitem__ directly

DeprecationWarning: __getitem__ not supported for exception classes in 3.x;
use args attribute

% change the id of the tree root
initializing destination source-hg repository
scanning source...
sorting...
converting...
1 Initial add
0 Changed root
% manifest of tip
644   file