BF: fix missing import of unflatten

Ben Cipollini · Ben Cipollini · commit 65a4cfd47a98 · 2015-10-10T15:29:14.000-07:00
diff --git a/nipype/pipeline/engine.py b/nipype/pipeline/engine.py
@@ -53,7 +53,8 @@
                                Undefined, TraitedSpec, DynamicTraitedSpec,
                                Bunch, InterfaceResult, md5, Interface,
                                TraitDictObject, TraitListObject, isdefined)
-from ..utils.misc import getsource, create_function_from_source, flatten
+from ..utils.misc import (getsource, create_function_from_source,
+                          flatten, unflatten)
 from ..utils.filemanip import (save_json, FileNotFoundError,
                                filename_to_list, list_to_filename,
                                copyfiles, fnames_presuffix, loadpkl,
