Dropbox Uploader Script Problem

Hi there, im new to this forum and i really hope someone can help me. I configured the dropbox uploader like its described. But its noch working. i get this error in the log:

Error executing script: import not found
Traceback (most recent call last):
File “/usr/src/homeassistant/homeassistant/components/python_script/init.py”, line 159, in execute
exec(compiled.code, restricted_globals, local)
File “dropbox.py”, line 1, in
import os
ImportError: import not found

Maybe someone knows about how to solve. Thank you very much.

Nobody can help? :cry:

Have you solved your problem?
How is your setup done?