Merge pull request #596 from mwaskom/enh/top_level_imports

Import central classes at higher levels in the package hierarchy

Author: satra

nipype/__init__.py

@@ -15,6 +15,12 @@
 
 from .fixes.numpy.testing import nosetester
 
+from pipeline import Node, MapNode, Workflow
+from interfaces import (fsl, spm, freesurfer, afni, ants, slicer, dipy, nipy,
+                        mrtrix, camino, DataGrabber, DataSink,
+                        IdentityInterface, Rename, Function, Select, Merge)
+
+
 class _NoseTester(nosetester.NoseTester):
     """ Subclass numpy's NoseTester to add doctests by default
     """

nipype/interfaces/__init__.py

@@ -7,3 +7,6 @@
 """
 __docformat__ = 'restructuredtext'
 
+from io import DataGrabber, DataSink
+from utility import IdentityInterface, Rename, Function, Select, Merge
+import fsl, spm, freesurfer, afni, ants, slicer, dipy, nipy, mrtrix, camino

nipype/pipeline/__init__.py

@@ -5,3 +5,4 @@
 
 """
 __docformat__ = 'restructuredtext'
+from engine import Node, MapNode, Workflow