* robustness: load all necessary modules at start

pisi-cli

@@ -10,22 +10,22 @@
 # Please read the COPYING file.
 #
 
-
 import sys
 import locale
 
+import traceback
+import exceptions
+
+import pisi.ui
+import pisi.context as ctx
+from pisi.cli.pisicli import PisiCLI
+
 import gettext
 __trans = gettext.translation('pisi', fallback=True)
 _ = __trans.ugettext
 
-from pisi.cli.pisicli import PisiCLI
 
 def handle_exception(exception, value, tb):
-    import traceback
-    import exceptions
-
-    import pisi.ui
-    import pisi.context as ctx
     from pisi.xmlext import XmlError
 
     ui = pisi.cli.CLI() # make a temporary UI