Add dbus adapter for --list-deps

mopidy/utils/deps.py

@@ -28,6 +28,7 @@ def format_dependency_list(adapters=None):
             pykka_info,
             pyspotify_info,
             pylast_info,
+            dbus_info,
         ]
 
     lines = []
@@ -95,3 +96,14 @@ def pylast_info():
     except ImportError:
         pass
     return dep_info
+
+
+def dbus_info():
+    dep_info = {'name': 'dbus-python'}
+    try:
+        import dbus
+        dep_info['version'] = dbus.__version__
+        dep_info['path'] = dbus.__file__
+    except ImportError:
+        pass
+    return dep_info

tests/utils/deps_test.py

@@ -3,6 +3,11 @@ pygst.require('0.10')
 import gst
 import pykka
 
+try:
+    import dbus
+except ImportError:
+    dbus = False
+
 try:
     import pylast
 except ImportError:
@@ -68,3 +73,11 @@ class DepsTest(unittest.TestCase):
         self.assertEquals('pylast', result['name'])
         self.assertEquals(pylast.__version__, result['version'])
         self.assertIn('pylast', result['path'])
+
+    @unittest.skipUnless(dbus, 'dbus not found')
+    def test_dbus_info(self):
+        result = deps.dbus_info()
+
+        self.assertEquals('dbus-python', result['name'])
+        self.assertEquals(dbus.__version__, result['version'])
+        self.assertIn('dbus', result['path'])