abelo at earthlink.net (Carl) wrote in news:1d95285a.0207161412.5e101629 at posting.google.com: > -The file name reads out as fibopy~1 and the full name reads out > as fibo.py.txt your editor/browser saved the file with the wrong ending. just rename it to fibo.py (without .txt) and it should work. chris -- Chris <cliechti at gmx.net>