Create the following script in filehandler.py to automatically organize your photos:

#!/usr/bin/python3 
#filehandler.py 
import os 
import shutil 
import photohandler as PH 
from operator import itemgetter 
 
FOLDERSONLY=True 
DEBUG=True 
defaultpath="" 
NAME=0 
DATE=1 
 
class FileList: 
  def __init__(self,folder): 
    """Class constructor""" 
    self.folder=folder 
    self.listFileDates() 
 
  def getPhotoNamedates(self): 
    """returns the list of filenames and dates""" 
    return self.photo_namedates 
 
  def listFileDates(self): 
    """Generate list of filenames and dates""" 
    self.photo_namedates = list() 
    if os.path.isdir(self.folder): 
      for filename in os.listdir(self.folder): 
        if filename.lower().endswith(".jpg"): 
          aPhoto = PH.Photo(os.path.join(self.folder,filename)) 
          if aPhoto.filevalid: 
            if (DEBUG):print("NameDate: %s %s"% 
                             (filename,aPhoto.getDate())) 
            self.photo_namedates.append((filename, 
                                         aPhoto.getDate())) 
            self.photo_namedates = sorted(self.photo_namedates, 
                                    key=lambda date: date[DATE]) 
 
  def genFolders(self): 
    """function to generate folders""" 
    for i,namedate in enumerate(self.getPhotoNamedates()): 
      #Remove the - from the date format 
      new_folder=namedate[DATE].replace("-","") 
      newpath = os.path.join(self.folder,new_folder) 
      #If path does not exist create folder 
      if not os.path.exists(newpath): 
        if (DEBUG):print ("New Path: %s" % newpath) 
        os.makedirs(newpath) 
      if (DEBUG):print ("Found file: %s move to %s" % 
                        (namedate[NAME],newpath)) 
      src_file = os.path.join(self.folder,namedate[NAME]) 
      dst_file = os.path.join(newpath,namedate[NAME]) 
      try: 
        if (DEBUG):print ("File moved %s to %s" % 
                          (src_file, dst_file)) 
        if (FOLDERSONLY==False):shutil.move(src_file, dst_file) 
      except IOError: 
        print ("Skipped: File not found") 
 
def main(): 
  """called only when run directly, allowing module testing""" 
  import tkinter as TK 
  from tkinter import filedialog 
  app = TK.Tk() 
  app.withdraw() 
  dirname = TK.filedialog.askdirectory(parent=app, 
      initialdir=defaultpath, 
      title='Select your pictures folder') 
  if dirname != "": 
    ourFileList=FileList(dirname) 
    ourFileList.genFolders() 
 
if __name__=="__main__": 
  main() 
#End