Authenticating...
Uploading 'tor-browser-linux32-4.0.2_en-US.tar.xz'...
Traceback (most recent call last):
  File "bundles2drive.py", line 296, in <module>
    uploaded_files = upload_files(drive_service, upload_dir)
  File "bundles2drive.py", line 182, in upload_files
    file_data = drive_service.files().insert(body=body, media_body=file_body).execute()
  File "/usr/local/lib/python2.7/dist-packages/oauth2client/util.py", line 132, in positional_wrapper
    return wrapped(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/googleapiclient/http.py", line 688, in execute
    _, body = self.next_chunk(http=http, num_retries=num_retries)
  File "/usr/local/lib/python2.7/dist-packages/oauth2client/util.py", line 132, in positional_wrapper
    return wrapped(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/googleapiclient/http.py", line 801, in next_chunk
    headers=start_headers)
  File "/usr/local/lib/python2.7/dist-packages/oauth2client/util.py", line 132, in positional_wrapper
    return wrapped(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/oauth2client/client.py", line 542, in new_request
    resp, content = request_orig(uri, method, body, clean_headers(headers),
  File "/usr/local/lib/python2.7/dist-packages/oauth2client/client.py", line 412, in clean_headers
    clean[k.encode('ascii')] = v.encode('ascii')
AttributeError: 'NoneType' object has no attribute 'encode'