[gnome-music] mpris: Always wrap return value in a tuple

[Felipe Borges <felipeborges src gnome org>]

commit 03831f9079be2f227f007c91a7dd0ff79d850515
Author: Gaurav Narula <gnarula94 gmail com>
Date:   Tue Apr 26 18:50:32 2016 +0530

    mpris: Always wrap return value in a tuple
    
    https://bugzilla.gnome.org/show_bug.cgi?id=765603

 gnomemusic/mpris.py |    7 +++----
 1 files changed, 3 insertions(+), 4 deletions(-)
---
diff --git a/gnomemusic/mpris.py b/gnomemusic/mpris.py
index 0e38ec9..eb4691a 100644
--- a/gnomemusic/mpris.py
+++ b/gnomemusic/mpris.py
@@ -72,10 +72,9 @@ class Server:
 
         result = getattr(self, method_name)(*args)
 
-        if type(result) is list:
-            result = tuple(result)
-        elif not type(result) is tuple:
-            result = (result,)
+        # out_args is atleast (signature1). We therefore always wrap the result
+        # as a tuple. Refer to https://bugzilla.gnome.org/show_bug.cgi?id=765603
+        result = (result,)
 
         out_args = self.method_outargs[method_name]
         if out_args != '()':