diff --git a/IPython/nbconvert/exporters/python.py b/IPython/nbconvert/exporters/python.py
index cd3880d04..5c7dbf464 100644
--- a/IPython/nbconvert/exporters/python.py
+++ b/IPython/nbconvert/exporters/python.py
@@ -12,8 +12,6 @@
 # Imports
 #-----------------------------------------------------------------------------
 
-from IPython.utils.traitlets import Unicode
-
 from .templateexporter import TemplateExporter
 
 #-----------------------------------------------------------------------------