[pygobject] GVariant: Raise proper TypeError on invalid tuple input

[Martin Pitt <martinpitt src gnome org>]

commit a0daa843801658929ffee5bcb9eb67d955dc7921
Author: David Keijser <keijser gmail com>
Date:   Mon Jun 18 15:09:34 2012 +0200

    GVariant: Raise proper TypeError on invalid tuple input
    
    https://bugzilla.gnome.org/show_bug.cgi?id=678317
    
    Signed-off-by: Martin Pitt <martinpitt gnome org>

 gi/overrides/GLib.py    |    4 ++--
 tests/test_overrides.py |    1 +
 2 files changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/gi/overrides/GLib.py b/gi/overrides/GLib.py
index dcb2728..2e8dc9c 100644
--- a/gi/overrides/GLib.py
+++ b/gi/overrides/GLib.py
@@ -88,11 +88,11 @@ class _VariantCreator(object):
         builder = GLib.VariantBuilder.new(variant_type_from_string('r'))
         if args is not None:
             if not args or type(args[0]) != type(()):
-                raise (TypeError, 'expected tuple argument')
+                raise TypeError('expected tuple argument')
 
             for i in range(len(args[0])):
                 if format.startswith(')'):
-                    raise (TypeError, 'too many arguments for tuple signature')
+                    raise TypeError('too many arguments for tuple signature')
 
                 (v, format, _) = self._create(format, args[0][i:])
                 builder.add_value(v)
diff --git a/tests/test_overrides.py b/tests/test_overrides.py
index 0131792..67e51fe 100644
--- a/tests/test_overrides.py
+++ b/tests/test_overrides.py
@@ -230,6 +230,7 @@ class TestGLib(unittest.TestCase):
         self.assertRaises(TypeError, GLib.Variant, 'i', 'hello')
         self.assertRaises(TypeError, GLib.Variant, 's', 42)
         self.assertRaises(TypeError, GLib.Variant, '(ss)', 'mec', 'mac')
+        self.assertRaises(TypeError, GLib.Variant, '(s)', 'hello')
 
         # unimplemented data type
         self.assertRaises(NotImplementedError, GLib.Variant, 'Q', 1)