aggFolder.py

import os
import time
import itertools
from collections import deque

# take input from user
input = input('Please Enter the absolute path for a directory: ')
# input = '/Users/root1/Documents/unixstuff'

# dictionary to store modification times
# maxOfM: [current most frequent modified time, track #times]
dicTime = {}
maxOfM = [None, 0]

# dictionary to store extensions
# maxOfE: [current most frequent extension, track #times]
dicExt = {}
maxOfE = [None, 0]


# store modification time in dicTime
# if folder: recursion
# if file: store extension in dicExt
def fileHandler(filePath):
    print('File Included: {}'.format(filePath))
    if os.path.exists(filePath):
        # handle modification times
        statbuf = os.stat(filePath)
        mtime = time.strftime('%m/%d/%Y', time.gmtime(statbuf.st_mtime))
        if mtime in dicTime:
            dicTime[mtime] += 1
        else:
            dicTime[mtime] = 1
        # update maximum
        if maxOfM[1] < dicTime[mtime]:
            maxOfM[0] = mtime
            maxOfM[1] = dicTime[mtime]

        # handle extensions
        if not os.path.isdir(filePath):
            extension = os.path.splitext(filePath)[-1]
            if extension is not '':
                if extension in dicExt:
                    dicExt[extension] += 1
                else:
                    dicExt[extension] = 1
                # update maximum
                if maxOfE[1] < dicExt[extension]:
                    maxOfE[0] = extension
                    maxOfE[1] = dicExt[extension]



# walk through given path
# queue to store unvisited folders this level, chained to next level
queue = iter([input])
while queue:
    # if iterator has next
    try:
        curfolder = next(queue)
    except StopIteration:
        break
    if os.path.exists(curfolder):
        dirs = []
        try:
            for file in os.scandir(curfolder):
                fileHandler(os.path.join(curfolder, file))
                if os.path.isdir(file):
                    dirs.append(os.path.join(curfolder, file))
        except (FileNotFoundError, OSError, PermissionError):
            print('File Not Included: {}'.format(curfolder))
        if dirs:
            # chain the sub-level folders to queue
            queue = itertools.chain(queue, dirs)



if maxOfM[0] is None and maxOfE[0] is None:
    print('This is not a valid directory.')
else:
    print('Day of the most modified is: {}'.format(maxOfM[0]))
    print('Most popular extention is: {}'.format(maxOfE[0]))