Guard against an empty list.

DigitalSlideArchive · Nov 16, 2023 · 97801c5 · 97801c5
1 parent ff9c05d
commit 97801c5
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/histomicstk/features/compute_morphometry_features.py b/histomicstk/features/compute_morphometry_features.py
@@ -208,6 +208,9 @@ def boxcount(arr, k):
     # Fit the successive log(sizes) with log (counts)
     with warnings.catch_warnings():
         warnings.simplefilter('ignore', np.RankWarning)
-        coeffs = np.polyfit(np.log(sizes), np.log(counts), 1)
+        try:
+            coeffs = np.polyfit(np.log(sizes), np.log(counts), 1)
+        except TypeError:
+            coeffs = [0]
 
     return -coeffs[0]