Fix csr_sample_values import

This import path was removed in scipy 1.16. We need to figure out if there
is another public import path we can use.

Signed-off-by: Patrick Avery <[email protected]>

Author: psavery

hexrd/imageseries/load/framecache.py

@@ -8,7 +8,9 @@
 import numpy as np
 import yaml
 from scipy.sparse import csr_matrix
-from scipy.sparse.compressed import csr_sample_values
+
+# FIXME: figure out if there is a public way to import this function
+from scipy.sparse._compressed import csr_sample_values
 
 from . import ImageSeriesAdapter, RegionType
 from ..imageseriesiter import ImageSeriesIterator