From 1bd020d21533f928d0c8b6d48ac04d66f6a1aee4 Mon Sep 17 00:00:00 2001
From: Alan Aguiar <alanjas@hotmail.com>
Date: Wed, 16 Oct 2013 01:22:25 +0000
Subject: update pybot

---
(limited to 'pybot/usb/legacy.py')

diff --git a/pybot/usb/legacy.py b/pybot/usb/legacy.py
index 9a9fb95..ebe9f4d 100644
--- a/pybot/usb/legacy.py
+++ b/pybot/usb/legacy.py
@@ -1,4 +1,4 @@
-# Copyright (C) 2009-2011 Wander Lairson Costa 
+# Copyright (C) 2009-2013 Wander Lairson Costa 
 # 
 # The following terms apply to all files associated
 # with the software unless explicitly disclaimed in individual files.
@@ -333,12 +333,14 @@ class Device(object):
 
 class Bus(object):
     r"""Bus object."""
-    def __init__(self):
+    def __init__(self, devices):
         self.dirname = ''
         self.location = 0
-        self.devices = [Device(d) for d in core.find(find_all=True)]
+        self.devices = [Device(d) for d in devices]
 
 def busses():
     r"""Return a tuple with the usb busses."""
-    return (Bus(),)
+    return (Bus(g) for k, g in _interop._groupby(
+            _interop._sorted(core.find(find_all=True), key=lambda d: d.bus),
+            lambda d: d.bus))
 
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