rename.py

#!/usr/bin/python

import datetime
import os

downloadsFolder = os.path.expanduser("~/Downloads") + "/"
timestamp       = downloadsFolder + datetime.datetime.now().strftime('%Y.%m.%d %H:%M') + "/"
monthFolder     = downloadsFolder + datetime.datetime.now().strftime('%Y-%m') + "/"
moverFolder     = downloadsFolder + "Mover/"
logFileLocation = downloadsFolder + "log/" + datetime.datetime.now().strftime('%Y-%m') + ".txt"
filesToMove     = [filename for filename in os.listDir(MoverFolder) if filename[0] is not '.']

if len(filesToMove) != 0:
    with open(logFileLocation, 'a') as logFile:
        # write the date header, along with some newlines
        logFile.write("\n" + timestamp + "\n----------------\n")
        # now move each file
        for filename in filesToMove:
            os.renames(MoverFolder + filename, monthFolder + filename)
            log.write(filename + "\n")