import sioc only when needed.

[nodemanager.git] / tools.py

diff --git a/tools.py b/tools.py
index 60838c7..941838b 100644 (file)
--- a/tools.py
+++ b/tools.py
@@ -8,11 +8,8 @@ import tempfile
 import threading
 import fcntl
 import commands
-import sioc
-
 import logger
 
-
 PID_FILE = '/var/run/nm.pid'
 
 def get_default_if():
@@ -27,11 +24,12 @@ def get_hwaddr_from_plnode():
     return None
 
 def get_if_from_hwaddr(hwaddr):
-    devs = sioc.gifconf()
-    for dev in devs:
-        dev_hwaddr = sioc.gifhwaddr(dev)
-        if dev_hwaddr == hwaddr: return dev
-    return None
+   import sioc
+   devs = sioc.gifconf()
+   for dev in devs:
+      dev_hwaddr = sioc.gifhwaddr(dev)
+      if dev_hwaddr == hwaddr: return dev
+   return None
 
 def as_daemon_thread(run):
     """Call function <run> with no arguments in its own thread."""