RF: use native versions of callable, io classes

matthew-brett · matthew-brett · commit adf90a0f2e09 · 2017-02-11T22:44:47.000Z
Use native versions rather using using versions from 'six'.
diff --git a/nibabel/benchmarks/bench_load_save.py b/nibabel/benchmarks/bench_load_save.py
@@ -19,7 +19,7 @@
 
 import numpy as np
 
-from six import BytesIO
+from io import BytesIO
 
 from .. import Nifti1Image
 
diff --git a/nibabel/gifti/parse_gifti_fast.py b/nibabel/gifti/parse_gifti_fast.py
@@ -12,7 +12,7 @@
 import sys
 import warnings
 import zlib
-from six import StringIO
+from io import StringIO
 from xml.parsers.expat import ExpatError
 
 import numpy as np
