RF: Drop imports in checkspecs

Author: effigies

tools/checkspecs.py

@@ -2,9 +2,6 @@
 # vi: set ft=python sts=4 ts=4 sw=4 et:
 """Attempt to check each interface in nipype
 """
-from __future__ import print_function, unicode_literals
-from builtins import object, str, bytes, open
-
 # Stdlib imports
 import os
 import re
@@ -223,7 +220,6 @@ def test_specs(self, uri):
             if not os.path.exists(nonautotest):
                 cmd = [
                     '# AUTO-GENERATED by tools/checkspecs.py - DO NOT EDIT',
-                    'from __future__ import unicode_literals',
                     'from ..%s import %s' % (uri.split('.')[-1], c), ''
                 ]
                 cmd.append('\ndef test_%s_inputs():' % c)