pylint cleanup: disable warnings for reasonable catch-all exception handlers

Reviewed-by: James Cameron <quozl@laptop.org>
Acked-by: Simon Schampijer <simon@laptop.org>
CC: Aleksey Lim <alsroot@member.fsf.org>

src/sugar/activity/activity.py

@@ -823,6 +823,7 @@ class Activity(Window, gtk.Container):
             try:
                 self.save()
             except:
+                # pylint: disable=W0702
                 logging.exception('Error saving activity object to datastore')
                 self._show_keep_failed_dialog()
                 return False

src/sugar/util.py

@@ -335,6 +335,7 @@ def _cleanup_temp_files():
         try:
             os.unlink(path)
         except:
+            # pylint: disable=W0702
             logging.exception('Exception occured in _cleanup_temp_files')
 
 atexit.register(_cleanup_temp_files)