script to rename photos by date using TIFF info

rname_photo_date.py

#!/usr/bin/env python

# rename and copy photos according to their EXIF date order

# needs exiv2

import os, subprocess, shutil

fn = list(os.walk('.'))[0][2]

for f in fn:
	if ('.jpg' in f or '.JPG' in f) and f[0] != '.':
		cmd = ['exiv2', '-K', 'Exif.Photo.DateTimeOriginal', f]
		r = subprocess.check_output(cmd)
		r = r.decode("utf-8", "ignore")
		r = r[60:].strip().replace(' ', '_')
		f2 = "../sorted/" + r + "__" + f
		f2 = f2.replace(':', '-')
		print (f,f2)
		shutil.copyfile(f, f2)