added todos

    Program: Wrapper script to call ../build/ted-join-experiments. Instead 

             of writing tothe database, the output is written to stdout in 

             json format. Called from /src/.

    TODO: - Quantile, Median

          - Depth, Fanout

          - Percentage leafs

'''

import sys

import json

import re

def str2bool(v):

    if v.lower() in ('yes', 'true', 't', 'y', '1'):

        return True

    elif v.lower() in ('no', 'false', 'f', 'n', '0'):

        return False

    else:

        raise argparse.ArgumentTypeError('Boolean value expected.')

# parse input argurments

parser = argparse.ArgumentParser()

parser.add_argument("--inputfile", type=str,