organizer.py

import os, re, logging

# Configuration
sourceDir = '/Users/name/Dropbox/カメラアップロード/'
# sourceDir = '/tmp/test/'
logFileName = 'organizer.log'

# Setup logger
streamHandler = logging.StreamHandler()
streamHandler.setLevel(logging.INFO)
fileHandler = logging.FileHandler(sourceDir + logFileName, 'a+')
fileHandler.setLevel(logging.DEBUG)
fileHandler.setFormatter(logging.Formatter('%(asctime)s - %(levelname)s - %(message)s'))

logger = logging.getLogger(__name__)
logger.setLevel(logging.DEBUG)
logger.addHandler(streamHandler)
logger.addHandler(fileHandler)
logger.info("Starting DropBox photo organizer")

# Setup regex
pattern = r"^(\d{4})-(\d{2})-(\d{2})\s(\d{2})\.(\d{2})\.(\d{2})"
matcher = re.compile(pattern)

_, _, files = next(os.walk(sourceDir), (None, None, []))
total_files = len(files)
current_num = 0
for file in files:
    current_num += 1

    logger.debug("processing: " + file)
    name = os.path.splitext(file)[0]

    # Check regex
    result = matcher.match(name)
    if not result:
        logger.warning("Skip file: " + file + " (illegal name) [" + str(current_num) + "/" + str(total_files) + "]")
        continue
    year, month, day, hour, minute, second = result.groups()

    # Ensure directory exists
    targetDir = os.path.join(sourceDir, year, month)
    os.makedirs(targetDir, exist_ok=True)

    # Move file
    logger.info("Moving file: " + file + " [" + str(current_num) + "/" + str(total_files) + "]")
    os.rename(os.path.join(sourceDir, file), os.path.join(targetDir, file))

logger.removeHandler(fileHandler)
logger.removeHandler(streamHandler)
logging.shutdown()