Python

def split_string(string, delimeter):
    return string.split(delimeter)

def copy_obj(old, excluded_attrs=[]):
    '''
    Returns a new dict with items for copy to a new object
    excluded_attrs is list of attributes that we want to exclude for copy
    '''
    d = {}
    for key, value in old.items():
        if(len(excluded_attrs)>0):
            if key not in excluded_attrs:
                d[key] = value
        else:
            d[key] = value
    return d

import os
import hashlib
path = u'/path/to/folder'
def file_as_bytes(file):
    with file:
        return file.read()

hashes = []
fname = []
files = []
for root,d_names,f_names in os.walk(path):
    for f in f_names:
        for name in f_names:
            if name in files:
                print(name)
            files.append(name)
        fname.append(os.path.join(root, f))
        hash_string = hashlib.md5(file_as_bytes(open(os.path.join(root, f), 'rb'))).hexdigest()
        hashes.append(hash_string)

multiple_item = list(set([x for x in hashes if hashes.count(x) > 2]))

for file_path in fname:
    hash_string = hashlib.md5(file_as_bytes(open(file_path, 'rb'))).hexdigest()
    if hash_string in multiple_item:
        print('hash_string: {}  exists for file {}'.format(hash_string, file_path))
        # os.remove(file_path)

import os,shutil
def delete_direcory_contents(directory_name):
    '''
    Delete directory contents
    '''
    for filename in os.listdir(directory_name):
        file_path = os.path.join(directory_name, filename)
        try:
            if os.path.isfile(file_path) or os.path.islink(file_path):
                os.unlink(file_path)
            elif os.path.isdir(file_path):
                shutil.rmtree(file_path)
        except Exception as e:
            print('Failed to delete %s. Reason: %s' % (file_path, e))

import datetime
import random

def random_date(start, end):
    """
    This function will return a random datetime between two datetime
    objects.
    """
    delta = end - start
    int_delta = (delta.days * 24 * 60 * 60) + delta.seconds
    random_second = random.randrange(int_delta)
    return start + datetime.timedelta(seconds=random_second)


end_date = datetime.datetime.now()
start_date = end_date - datetime.timedelta(days=60)
random_date(start_date, end_date)