add csv to json python script

scripts/csv_to_json.py

@@ -0,0 +1,13 @@
+#!/usr/bin/env python3
+
+import csv, json, sys
+
+if len(sys.argv) != 3:
+    print("Usage: csv_to_json <input.csv> <output.json>")
+    sys.exit(1)
+
+with open(sys.argv[1]) as f:
+    data = list(csv.DictReader(f))
+
+with open(sys.argv[2], 'w') as f:
+    json.dump(data, f, indent=2)