[pep8]

python/dune/perftool/generation/__init__.py

 from __future__ import absolute_import
 
-from dune.perftool.generation.cache import (generator_factory, # TODO get rid of this one, it is internal
+from dune.perftool.generation.cache import (generator_factory,
                                             retrieve_cache_items,
                                             delete_cache_items,
                                             )
@@ -21,4 +21,4 @@ from dune.perftool.generation.loopy import (c_instruction,
                                             iname,
                                             temporary_variable,
                                             valuearg,
-                                            )
\ No newline at end of file
+                                            )