.

wcfs/internal/xbtree.py

@@ -1071,7 +1071,7 @@ def graphviz(t, clustername=''):
     return '\n'.join(outv)
 
 
-# topoview display topologies provided in argv.
+# topoview displays topologies provided in argv.
 @func
 def topoview(argv):
     if len(argv) == 0:

wcfs/internal/xbtree/treediff.go

@@ -72,7 +72,7 @@ import (
 )
 
 const traceDiff = false
-const debugDiff = false
+const debugDiff = false // topoview from xbtree.py is also handy
 
 // ΔValue represents change in value.
 type ΔValue struct {
@@ -274,6 +274,7 @@ func diffX(ctx context.Context, a, b Node, δZTC setOid, trackSet blib.PPTreeSub
 	}
 }
 
+
 // ---- diff algorithm ----
 
 // nodeInRange represents a Node coming under [lo, hi_] key range in its tree.