[catapult] - Copy Telemetry's gsutilz over to third_party.

third_party/gsutil/third_party/rsa/create_timing_table.py

Index: third_party/gsutil/third_party/rsa/create_timing_table.py
diff --git a/third_party/gsutil/third_party/rsa/create_timing_table.py b/third_party/gsutil/third_party/rsa/create_timing_table.py
new file mode 100755
index 0000000000000000000000000000000000000000..b1b2871b3d05906c214128d73065a85ea2549786
--- /dev/null
+++ b/third_party/gsutil/third_party/rsa/create_timing_table.py
@@ -0,0 +1,29 @@
+#!/usr/bin/env python
+
+import time
+import rsa
+
+poolsize = 8
+accurate = True
+
+def run_speed_test(bitsize):
+
+    iterations = 0
+    start = end = time.time()
+
+    # At least a number of iterations, and at least 2 seconds
+    while iterations < 10 or end - start < 2:
+        iterations += 1
+        rsa.newkeys(bitsize, accurate=accurate, poolsize=poolsize)
+        end = time.time()
+
+    duration = end - start
+    dur_per_call = duration / iterations
+
+    print '%5i bit: %9.3f sec. (%i iterations over %.1f seconds)' % (bitsize,
+            dur_per_call, iterations, duration)
+
+for bitsize in (128, 256, 384, 512, 1024, 2048, 3072, 4096):
+    run_speed_test(bitsize)
+
+