allow callback-less ePopen

diff --git a/lib/python/Components/Console.py b/lib/python/Components/Console.py
index c5fa5f9810456c3ec051e4146c3edeb3e3f46ca8..136d10d089586f7392f8dc8dc67758658389458d 100644 (file)
--- a/lib/python/Components/Console.py
+++ b/lib/python/Components/Console.py
@@ -8,7 +8,7 @@ class Console(object):
                self.callbacks = {}
                self.extra_args = {}
 
-       def ePopen(self, cmd, callback, extra_args=[]):
+       def ePopen(self, cmd, callback=None, extra_args=[]):
                name = cmd
                i = 0
                while self.appContainers.has_key(name):
@@ -50,5 +50,6 @@ class Console(object):
                extra_args = self.extra_args[name]
                del self.appContainers[name]
                del self.extra_args[name]
-               self.callbacks[name](data,retval,extra_args)
+               if self.callbacks[name]:
+                       self.callbacks[name](data,retval,extra_args)
                del self.callbacks[name]