.

wcfs/internal/xbtree.py

@@ -498,21 +498,19 @@ def AllStructs(keys, maxdepth, maxsplit, allowEmptyBuckets=False): # -> i[] of T
     keyv.sort()
 
     # initial [lo, hi) covering keys and such that split points will be there withing +-1 of min/max key
-    #klo = -inf
-    #khi = +inf
     if len(keyv) > 0:
         klo = keyv[0]  - 1 - 1
         khi = keyv[-1] + 1 + 1   # hi is ")", not "]"
     else:
-        # XXX ok? (should be -inf,+inf)
-        klo = 0
-        khi = 0
-
         # the only possible case for empty tree is T/B
         if not allowEmptyBuckets:
             yield Tree([], Bucket())
             return
 
+        # XXX ok? (should be -inf,+inf)
+        klo = 0
+        khi = 0
+
     for tree in _allStructs(klo, khi, keyv, maxdepth, maxsplit, allowEmptyBuckets):
         yield tree