remove unused imports

git-svn-id: https://dng.biozentrum.unibas.ch/svn/openstructure/trunk@2091 5a81b35b-ba03-0410-adc8-b2c5c5119f08

examples/dokk/spacenav_connect.py

@@ -3,7 +3,6 @@ from PyQt4 import QtCore, QtGui
 from ost import geom, gfx, gui
 
 import sys, random
-import sip
 
 class SpnavWidget(QtCore.QObject):
   def __init__(self, spnav,
@@ -44,4 +43,4 @@ spnav = gui.SpnavInput.GetQThread()
 spnav.start()
 pts=SpnavWidget(spnav)
 gfx.Scene().AutoAutoslab(False)
-gfx.Scene().SetNearFar(1,10000)
\ No newline at end of file
+gfx.Scene().SetNearFar(1,10000)

examples/ui/mdi_example.py

@@ -20,7 +20,6 @@ from PyQt4 import QtCore, QtGui
 
 from ost import gui
 import sys, random
-import sip
 
 class Points(QtGui.QWidget):
     def __init__(self, parent=None):

examples/ui/menubar_example.py

@@ -18,7 +18,6 @@
 #------------------------------------------------------------------------------
 from ost import gui
 from ost.gui import FileLoader
-import sip
 
 from PyQt4 import QtCore, QtGui