#!/usr/bin/python3
# -*- coding: utf-8 -*-
import json, sys
from pprint import pprint
if not sys.stdin.isatty():
JSON = json.loads(sys.stdin.read())
pprint(JSON)
else:
print("Use this script with a pipe command.")
print("")
print("echo '...' | python3 parserJson.py")
print("or")
print("cat ... | python3 parserJson.py")