Merge pull request #50 from richford/nslices-error

Fix nslices error in id_outliers_fn

Author: richford

dmriprep/run.py

@@ -402,7 +402,7 @@ def num_outliers(scan, outliers):
 
         if 0 < threshold < 1:
             img = nib.load(dwi_file)
-            threshold *= img.shape[img.header.get_n_slices()]
+            threshold *= img.header.get_n_slices()
 
         drop_scans = np.array([
             s for s in scans