Add spaces to comma separated composite device elements in repr and o…

…nly show unnamed when there are some
gpiozero · Sep 20, 2019 · d0d1cb8 · d0d1cb8
1 parent 8a9a325
commit d0d1cb8
Showing 1 changed file with 11 additions and 5 deletions.
diff --git a/gpiozero/devices.py b/gpiozero/devices.py
@@ -434,11 +434,17 @@ def __setattr__(self, name, value):
     def __repr__(self):
         try:
             self._check_open()
-            return "<gpiozero.%s object containing %d devices: %s and %d unnamed>" % (
-                    self.__class__.__name__,
-                    len(self), ','.join(self._order),
-                    len(self) - len(self._named)
-                    )
+            if len(self) - len(self._named) > 0:
+                return "<gpiozero.%s object containing %d devices: %s and %d unnamed>" % (
+                        self.__class__.__name__,
+                        len(self), ', '.join(self._order),
+                        len(self) - len(self._named)
+                        )
+            else:
+                return "<gpiozero.%s object containing %d devices: %s>" % (
+                        self.__class__.__name__,
+                        len(self), ', '.join(self._order)
+                        )
         except DeviceClosed:
             return "<gpiozero.%s object closed>" % (self.__class__.__name__)