BF - out-of-range dim error message bad format

Passing a tuple but only one %s in the format string.

Author: matthew-brett

nibabel/analyze.py

@@ -626,7 +626,7 @@ def set_data_shape(self, shape):
         # Check that dimensions fit
         if not np.all(dims[1:ndims+1] == shape):
             raise HeaderDataError('shape %s does not fit in dim datatype' %
-                                   shape)
+                                   (shape,))
         self._structarr['pixdim'][ndims+1:] = 1.0
 
     def get_base_affine(self):