fix: small typos, pep8 errors, etc.

oesteban · oesteban · commit 9a0216143877 · 2019-12-29T18:36:03.000-08:00
diff --git a/doc/interfaces.rst b/doc/interfaces.rst
@@ -15,7 +15,7 @@ Workflows
 
 Interfaces
 ----------
-An index of all nipype interfaces is found belows.
+An index of all nipype interfaces is found below.
 Nipype provides some *in-house* interfaces to help with workflow
 management tasks, basic image manipulations, and filesystem/storage
 interfaces:
diff --git a/examples/dmri_preprocessing.py b/examples/dmri_preprocessing.py
@@ -167,3 +167,5 @@
                    NeuroImage 103:411--426. 2014.
                    doi:`10.1016/j.neuroimage.2014.07.061
                    <https://doi.org/10.1016/j.neuroimage.2014.07.061>`__.
+
+"""
diff --git a/nipype/interfaces/camino/dti.py b/nipype/interfaces/camino/dti.py
