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-rw-r--r--README.markdown4
1 files changed, 2 insertions, 2 deletions
diff --git a/README.markdown b/README.markdown
index d68202f..a632121 100644
--- a/README.markdown
+++ b/README.markdown
@@ -73,8 +73,8 @@ Generate an ascii bar chart for input data (this is like a visualization of `uni
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-bar_chart.py also supports ingesting aggregated values. Simply provide a two column input of key<space>value:
+`bar_chart.py` and `histogram.py` also support ingesting pre-aggregated values. Simply provide a two column input of `count<whitespace>value` for `-a` or `value<whitespace>count` for `-A`:
- $ cat data | uniq -c | bar_chart.py --sort-keys --agg-values
+ $ cat data | uniq -c | bar_chart.py -a
This is very convenient if you pull data out, say Hadoop or MySQL already aggregated.