CommitIssue and StyleIssue classes have different string representations, which are handled by type-specific print() calls in the code that handles the issues. This requires the user to know which type of issue it is dealing with. Simplify that by moving the string representation logic to a __str__() method. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>