Hacked together script to automate organising film scans

move_scans.py

import glob
import os
import subprocess

INPUT_DIR = '/Volumes/EOS_DIGITAL/DCIM/100CANON'
OUTPUT_DIR = '/Volumes/EOS_DIGITAL/DCIM/Photos/'

def collect_images(firstIndex, lastIndex, dir):
    """ Collect files between the passed indexes (inclusive) """
    found = []

    for index in range(firstIndex, lastIndex + 1):
        name = '_MG_%s.CR2' % str(index).zfill(4)
        path = os.path.join(INPUT_DIR, name)

        if os.path.isfile(path):
            found.append(name)

    return found

folder_names = {}
processed_count = 0

def process(firstIndex, lastIndex, year, name, notes=None):
    global folder_names, processed_count

    processed_count += lastIndex - firstIndex

    if name in folder_names:
        raise Exception('The folder name \'%s\' is already used. Aborting' % name)
    folder_names[name] = True

    files = collect_images(firstIndex, lastIndex, INPUT_DIR)

    if len(files) == 0:
        print('Nothing found between index %d and %d' % (firstIndex, lastIndex))

    print(name)

    outDir = os.path.join(OUTPUT_DIR, str(year), name)
    notesFile = os.path.join(outDir, 'notes.md')

    # Process if files are found or the directory already exists (notes update)
    if len(files) or os.path.exists(outDir):
        subprocess.check_call(['mkdir', '-p', outDir])

        if notes is not None:
            with open(notesFile, 'w') as fd:
                fd.write(notes)

        for imageName in files:
            src = os.path.join(INPUT_DIR, imageName)
            dest = os.path.join(outDir, imageName)

            print('Moving %s to %s' % (src, dest))
            os.rename(src, dest)


process(
    8367, 8387,
    year='unknown',
    name='Roll 1 (ID 2478)',
    notes='''
Kodak GC 800
Taken on a disposable camera
Rowing
'''
)