fn-serverless/examples/tutorial/hello/python/hello.py

import sys
sys.path.append("packages")
import os
import json

name = "World"
if not os.isatty(sys.stdin.fileno()):
	obj = json.loads(sys.stdin.read())
	if obj["name"] != "":
		name = obj["name"]

print "Hello", name, "!!!"