import json

file_contents = []

class temprange:
    def __init__(self, key, value):
        self.key = key
        self.value = value

def readRJf():
    readFile = open("config.json", "r")
    contents = readFile.read()

    data = json.loads(contents)

    for key, values in data.items():
        file_contents.append( temprange(key, values) ) #storing updated file contents

    for obj in file_contents:
        print( obj.value, obj.key, sep = ' ')

readRJf()