--- a/cutils/treesum.py	Thu Jan 02 20:55:51 2025 +0100
+++ b/cutils/treesum.py	Thu Jan 02 21:03:43 2025 +0100
@@ -169,11 +169,12 @@
         dir_dgst = algorithm[0]()
         dir_dgst.update(b"1:S,3:./@,")
         dir_dgst.update(linkdgst.digest())
-        outfp.write(format_bsd_line(
-            algorithm[1],
-            dir_dgst.digest(),
-            "./@",
-            use_base64))
+        outfp.write(
+            format_bsd_line(
+                algorithm[1],
+                dir_dgst.digest(),
+                "./@",
+                use_base64))
         outfp.flush()
         return
 
@@ -207,8 +208,9 @@
                 algorithm[0], fn.path, use_mmap=use_mmap)
             dir_dgst.update(dgst)
             opath = "/".join(top) + "/" + fn.name if top else fn.name
-            outfp.write(format_bsd_line(
-                algorithm[1], dgst, opath, use_base64))
+            outfp.write(
+                format_bsd_line(
+                    algorithm[1], dgst, opath, use_base64))
             outfp.flush()
         opath = "/".join(top) + "/" if top else ""
         outfp.write(format_bsd_line(