STY: code changes per code review.

Author: Ben Cipollini

nibabel/openers.py

@@ -13,7 +13,6 @@
 import gzip
 import sys
 from os.path import splitext
-from distutils.version import LooseVersion
 
 
 # The largest memory chunk that gzip can use for reads

nibabel/testing/__init__.py

@@ -168,9 +168,10 @@ def __init__(self, *args, **kwargs):
                       FutureWarning)
 
 
+EXTRA_SET = os.environ.get('NIPY_EXTRA_TESTS', '').split(',')
+
+
 def runif_extra_has(test_str):
     """Decorator checks to see if NIPY_EXTRA_TESTS env var contains test_str"""
-    def decorator(func):
-        skip_set = os.environ.get('NIPY_EXTRA_TESTS', '').split(',')
-        return skipif(test_str not in skip_set, "Skip slow tests.")(func)
-    return decorator
+    return skipif(test_str not in EXTRA_SET,
+                  "Skip {0} tests.".format(test_str))

nibabel/tests/test_nifti1.py

@@ -1255,7 +1255,7 @@ def test_large_nifti1():
         img.to_filename('test.nii.gz')
         del img
         data = load('test.nii.gz').get_data()
-    # Check that te data are all ones
+    # Check that the data are all ones
     assert_equal(image_shape, data.shape)
     n_ones = np.sum((data == 1.))
     assert_equal(np.prod(image_shape), n_ones)