Fix import of ckDTree

bob/io/stream/stream.py

@@ -2,11 +2,12 @@ import json
 from copy import deepcopy
 from string import Formatter
 from functools import wraps
-import numpy as np
 from builtins import str
 
-from .utils import StreamArray, get_index_list, get_axis_size
+from scipy.spatial import cKDTree
+import numpy as np
 
+from .utils import StreamArray, get_index_list, get_axis_size
 from .stream_file import StreamFile
 
 

bob/io/stream/stream_filters.py

 import numpy as np
 
-from scipy.spatial import cKDTree
 from skimage import transform
 
 import cv2 as cv