Synchronize Dropbox todo.txt on a Raspberry Pi

gettodo.py

#!/home/pi/virtualenvs/todo/bin/python

import dropbox

access_token = ""

dbx = dropbox.Dropbox(access_token)

dbx.files_download_to_file("/home/pi/Dropbox/todo/todo.txt", "/todo/todo.txt")

puttodo.py

#!/home/pi/virtualenvs/todo/bin/python

# https://github.com/dropbox/dropbox-sdk-python
import dropbox

# https://github.com/davesteele/todo.txt-gtd
from tdtgtd.tdtbackup import backup_path

# can get access token directly from Dropbox app
access_token = ""

dbx = dropbox.Dropbox(access_token)

(md, res) = dbx.files_download("/todo/todo.txt")

path = backup_path("/todo/backup")

dbx.files_upload(res.content, path, mode=dropbox.files.WriteMode("overwrite", None))

with open("/home/pi/Dropbox/todo/todo.txt", "rb") as fp:
    data = fp.read()
    dbx.files_upload(data, "/todo/todo.txt", mode=dropbox.files.WriteMode("overwrite", None))