1 install rabbit-youtube via. pip
pip install rabbit-backup 
2 config dropbox access token
login to dropbox developers (https://www.dropbox.com/developers), create a new app
nevigate to the app details page click 'Generate' to generate an access token, you may copy the token now.
no config file found, please input your dropbox access token:
paste your access token and 'Enter'
3 Ready to use!
as appliction:
rabbit-backup.py -r /test -d 1 /tmp/test.txt
as API:
import logging
from rabbit_backup.rabbit_dropbox import BackupJob

if __name__ == '__main__':

    access_token = 'DropBox token'

    rabbit_dropbox_job = BackupJob(access_token, 'test', 5)
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