Migrate offlineimap separator from point to slash by moving all folders

offlineimap_dot_slash.py

import os

os.chdir('/path/to/your/local/copy/here')

dirs = os.listdir()
dirs.sort(key=len, reverse=True)

i = 0
for org_dir in dirs:
    if '.' not in org_dir:
        continue
    new_dir = org_dir.replace('.', '/')
    os.makedirs(new_dir, exist_ok=True)
    parent_dir = os.path.dirname(new_dir)
    if parent_dir == '':
        continue
    if not os.listdir(new_dir):
        print('------------------')
        print(org_dir)
        print(new_dir)
        print('------------------')
        os.rename(org_dir, new_dir)
    else:
        print('------------------')
        print(org_dir)
        print(new_dir)
        print('------------------')
        dir_contents = os.listdir(org_dir)
        for sub_dir in dir_contents:
            old_sub_dir = org_dir + '/' + sub_dir
            new_sub_dir = new_dir + '/' + sub_dir
            print(old_sub_dir)
            print(new_sub_dir)
            os.rename(old_sub_dir, new_sub_dir)
            print('====================')
        os.rmdir(org_dir)