1 files changed, 19 insertions, 0 deletions
diff --git a/cmark/bench/stats.py b/cmark/bench/stats.py
new file mode 100644
index 0000000000..c244b419f6
--- /dev/null
+++ b/cmark/bench/stats.py
@@ -0,0 +1,19 @@
+#!/usr/bin/env python3
+
+import sys
+import statistics
+
+def pairs(l, n):
+        return zip(*[l[i::n] for i in range(n)])
+
+# data comes in pairs:
+#    n - time for running the program with no input
+#    m - time for running it with the benchmark input
+# we measure (m - n)
+
+values = [ float(y) - float(x) for (x,y) in pairs(sys.stdin.readlines(),2)]
+
+print("mean = %.4f, median = %.4f, stdev = %.4f" %
+    (statistics.mean(values), statistics.median(values),
+      statistics.stdev(values)))
+