More S3 performance evaluation scripts.

[bluesky.git] / parsetrace / gen-cdf.py

diff --git a/parsetrace/gen-cdf.py b/parsetrace/gen-cdf.py
new file mode 100755 (executable)
index 0000000..e5bd828
--- /dev/null
+++ b/parsetrace/gen-cdf.py
@@ -0,0 +1,11 @@
+#!/usr/bin/python
+#
+# Convert a file with a sequence of data values to a CDF ready for gnuplot.
+
+import sys
+
+data = [float(s.strip()) for s in sys.stdin]
+data.sort()
+
+for i in range(len(data)):
+    sys.stdout.write("%s\t%s\n" % ((i + 1.0) / len(data), data[i]))