flatten json

flatten_json.py

import sys
import json

def flatten(data):
    for key, value in data.iteritems():
        if type(value) is dict:
            for k,v in flatten(value):
                yield (key + '.' + k, v)
        else:
            yield (key, value.encode("utf-8"))

def convert(infile, outfile):
    with open(infile, 'r') as fp:
        data = json.load(fp)
        with open(outfile, 'w') as outfp:
            json.dump(dict(flatten(data)), outfp, sort_keys=True, indent=2, ensure_ascii=False)


if __name__ == "__main__":
    infile, outfile = sys.argv[1], sys.argv[2]
    convert(infile, outfile)