Pywikipedia add text.py problem

D:\Python27 - Wiktionary\pywikipedia\pywikipedia>add_text.py -file:???????????:P
ratyya Ghosh/?? ??? ???????? ??? ???? ??? -text:"{{Needs Fixing}} -up
Traceback (most recent call last):
  File "D:\Python27 - Wiktionary\pywikipedia\pywikipedia\add_text.py", line 427,
 in <module>
    main()
  File "D:\Python27 - Wiktionary\pywikipedia\pywikipedia\add_text.py", line 409,
 in main
    'You have to specify the generator you want to use for the script!')
__main__.NoEnoughData: You have to specify the generator you want to use for the
 script!