Hande min_count=0

Author: dcherian

flox/aggregations.py

@@ -562,7 +562,7 @@ def _initialize_aggregation(
     # absent in one block, but present in another block
     # We set it for numpy to get nansum, nanprod tests to pass
     # where the identity element is 0, 1
-    if min_count is not None:
+    if min_count is not None and min_count > 0:
         agg.min_count = min_count
         agg.chunk += ("nanlen",)
         agg.numpy += ("nanlen",)