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-rwxr-xr-xdtrain/hstreaming/red-avg.rb10
1 files changed, 6 insertions, 4 deletions
diff --git a/dtrain/hstreaming/red-avg.rb b/dtrain/hstreaming/red-avg.rb
index 771f4c0e..c0b69eb4 100755
--- a/dtrain/hstreaming/red-avg.rb
+++ b/dtrain/hstreaming/red-avg.rb
@@ -1,6 +1,5 @@
#!/usr/bin/env ruby1.9.1
-
shard_count_key = "__SHARD_COUNT__"
STDIN.set_encoding 'utf-8'
@@ -8,7 +7,7 @@ STDOUT.set_encoding 'utf-8'
w = {}
c = {}
-w.default = 0
+w.default = 0.
c.default = 0
while line = STDIN.gets
key, val = line.split /\t/
@@ -19,7 +18,10 @@ end
puts "# dtrain reducer: average"
shard_count = w["__SHARD_COUNT__"]
w.each_key { |k|
- if k == shard_count_key then next end
- puts "#{k}\t#{w[k]/shard_count}"
+ if k == shard_count_key
+ puts "# shard count: #{shard_count.to_i}"
+ else
+ puts "#{k}\t#{w[k]/shard_count}\t# #{c[k]}"
+ end
}