Dictionary using pyton

dicpy.py

#!/usr/bin/env python
#-*- coding:utf-8 -*-
#Definicion of {"YEAR":} dict
#"Value" of year is another dict
#So we have {"YEAR"":{}}
#another dict have:
#{
#"Key1":["VALUE1"],
#"Key2":["VALUE2"],
#"Key3": ["VALUE3"]
#}
yearDic = {"YEAR":
                {
                    "First quarter:":["January", "February", "March", "April"],
                    "Second Quarter:":["May", "June", "July", "August"],
                    "Third Quarter:": ['September', 'October', 'November', 'December']
                 }
            }
            
#First "for" to enumerate all Keys from yearDict.Keys()
for idx, yearKey in enumerate(yearDic.keys()):
    #print avaliable keys and idx
    print "%d %s: " %(idx, yearKey)
    #get list of keys from internal dict
    quartersList = yearDic.get(yearKey).keys()
    #enumeration of keys
    for i, quarter in enumerate(quartersList):
        print "    %d %s: "%(i, quarter)
        quarterDic = yearDic.get(yearKey)
        #print all elements in list
        for quarterElement in quarterDic.get(quarter):
            print "        %s"%quarterElement