[Electro Grammar][Adde] Simple tool to test it from the CLI

tools/electro-grammar.py

@@ -0,0 +1,8 @@
+#!/usr/bin/python3
+import sys
+import os
+sys.path.insert(0, os.path.dirname(os.path.abspath(os.path.dirname(__file__))))
+from kibot.bom.electro_grammar import parse
+
+res = parse(sys.argv[1], with_extra=True, stronger=True)
+print(res)