Run it but I got blank black screen

[Vic152]

Setup: win 7 64
Python: Python 3.4.4 (v3.4.4:737efcadf5a6
curses-2.2+utf8-cp34-cp34m-win_amd64.whl

I run the script but all I see is a black screen.

[Vic152]

Traceback (most recent call last):
File "C:\Users\stone\py\learningPython.py", line 243, in
main()
File "C:\Users\stone\py\learningPython.py", line 195, in main
scr = curses.initscr()
File "C:\Python34\lib\curses_init_.py", line 30, in initscr
fd=_sys.stdout.fileno())
AttributeError: 'NoneType' object has no attribute 'fileno'