Find the mode of a list recursively in Python 3

mode.py

"""
I did this for a discrete math class problem.
Basically find the mode of an array recursively. Fun little problem.
Use this to understand a basic example of recursion
"""

def find_mode(array):
    if len(array) == 1:
        return array[0]
    num = array.pop()
    return max(find_mode(array),num)