#!/usr/bin/env python

import sys
import yaml
import ezyaml

if __name__ == "__main__":
	s = sys.stdin.read()
	o = ezyaml.load(s) if 'iez' in sys.argv else yaml.load(s)
	s = ezyaml.dump(o) if 'oez' in sys.argv else yaml.dump(o, default_flow_style=False)
	sys.stdout.write(s)

# EOF