Removed unused imports.

docs/_ext/djangodocs.py

@@ -5,9 +5,7 @@
 import os
 import re
 
-from docutils import nodes, transforms
-
-from sphinx import addnodes, roles, __version__ as sphinx_ver
+from sphinx import addnodes, __version__ as sphinx_ver
 from sphinx.builders.html import StandaloneHTMLBuilder
 from sphinx.writers.html import SmartyPantsHTMLTranslator
 from sphinx.util.console import bold