#!/usr/bin/python import json str = """ {"glossary":{"title":"example glossary","page":1,"GlossDiv":{"title":"First gloss title","GlossList":{"GlossEntry":{"ID":"SGML","SortAs":"SGML","GlossTerm":"Standard Generalized Markup Language","Acronym":"SGML","Abbrev":"ISO 8879:1986","GlossDef":{"para":"A meta-markup language, used to create markup languages such as DocBook.","GlossSeeAlso":["OK","GML","XML"]},"GlossSee":"markup"}}}}} """ obj = { "str": str } for i in range (1, 199999): js = json.loads (obj['str']) food = js['glossary']['title']