#!/usr/bin/env python3

# Chapter 9 Practice Selective Copy
# Walks through a directory tree searching for files > 100MB and deletes them.

import os

def deleteUnneeded(folder):
    folder = os.path.abspath(folder)
    for foldername, subfolders, filenames in os.walk(folder):
        for filename in filenames:
            fileSize = os.path.getsize(foldername + '/' + filename)
            if int(fileSize) < 10000000:
                continue
            #os.unlink(filename) #Commented out to protect against accidental deletion
            print('Deleting ' + filename + '...') #Print only to verify working correctly

deleteUnneeded('/Users/username/Documents')
print('Done')