loading message thingy

[Tim Williams]

----- Original Message ----- 
From: "Tim Williams" <listserver at tdw.net>


> "Robbie" <user at domain.invalid> wrote in message
> news:cfcndl$28em$1 at otis.netspace.net.au...
>
> > Basically all I want to do is continuously write to the same line.
> > So I could have a little rotating text thing showing that the script is
> > working or display data ie, kb downloaded so far...
> >
> > ATM I am just calling a clear screen every pass with a little nap,
nasty.
> >
>
> '\b' is a backspace, so.....
>
> import sys,time
>
> chars = ['|', '\\', '-', '/']
> out = sys.stdout
>
> def raw_print(txt):
>     out.write("\b" + txt)
>     out.flush()
>
> while 1:
>     for x in range(len(chars)):
>         raw_print(chars[x])
>         time.sleep(0.5)

Thinking about it,  '\b' can cancel out the extra space at the end of a
"print char,"  (with the comma on the end)

so, this does the same thing ....

import time

chars = ['|', '\\', '-', '/']

while 1:
    for x in range(len(chars)):
        print "\b\b" + chars[x],
        time.sleep(0.5)