--- a/master/src/wecu/sac_reducer.py	Thu May 28 12:55:03 2020 +0000
+++ b/master/src/wecu/sac_reducer.py	Sun May 31 12:06:44 2020 +0000
@@ -1,8 +1,10 @@
-#!/usr/bin/python
+#!/usr/bin/python3
 
 import sys
 from collections import defaultdict
 
+print('reducing',sys.argv,file=sys.stderr)
+
 if sys.argv[1] == 'by-file':
     # Show results by file
     for line in sys.stdin:
@@ -17,9 +19,11 @@
             k = line[0] 
             v = line[1]
         except:
+            print('bogus',line,file=sys.stderr)
             continue
 
         counters[k] += int(v)
 
-    for k in counters:
-        print("{}\t{}".format(k, counters[k]))
+    print('nc',len(counters),file=sys.stderr)
+    for k,v in counters.items():
+        print("{}\t{}".format(k, v))