Add script for parsing of cargo benchmarks

Author: marxin

cargo-bench-split.py

@@ -0,0 +1,8 @@
+#!/usr/bin/env python3
+
+import sys
+
+for line in open(sys.argv[1]):
+    if 'ns/iter' in line:
+        parts = [x for x in line.split() if x]
+        print(f"{parts[1]}:{parts[4].replace(',', '')}")