median_value.py

#!/usr/bin/python
# encoding: utf-8
"""
Created: 22/07/15, 14:02
Description: return the median value from a sorted list of numbers,
an odd length list will have the median value at the centre
an list with an even set of numbers will have the median at n and n-1

In the online exercise you need to use 2.0 in the division to get the floating point number.
"""


def median(x):
    new_list = sorted(x)
    size = len(new_list)
    print(size)
    if size % 2 == 0:
        middle_value = int(size / 2)
        print(middle_value)
        middle_less_one = int(middle_value - 1)
        print(middle_less_one)
        median_value = (new_list[middle_less_one] + new_list[middle_value])/2.0
        print(median)
    else:
        middle_value = int(size / 2)
        median_value = new_list[middle_value]
    return new_list, median_value

a = median([4 , 4, 5, 5])
print(a)