#key - file_get_contents-file_put_contents
import os
# file_get_contents function
def file_get_contents(filename):
	if not os.path.isfile(filename): return false
	f = open(filename, 'r')
	return f.read()
# file_put_contents function
def file_put_contents(filename,data):
	if not os.path.isfile(filename): return false
	f = open(filename, 'w')
	f.write(data)
	f.close()