8ca01a3abb
In Python 3, dict methods dict.keys() return “views” instead of lists. Therefore, the code: impls = sorted(matrix.targets.keys()) impls.sort() should be replaced by: impls = sorted(matrix.targets.keys()) to be Python 3 compatible. Change-Id: I50477b0ac43adff9e9b0220bd7c48d6ebb6471b3