[PATCH 2 of 3] ui: prompt_key -- like prompt, but inputs only one keystroke

[Kirill Smelkov]

Bryan,
first of all, thanks for review!

В сообщении от 26 декабря 2007 08:07 Bryan O'Sullivan написал(a):
> Kirill Smelkov wrote:
> > -    def prompt(self, msg, pat=None, default="y", matchflags=0):
> > +    def prompt(self, msg, pat=None, default="y", matchflags=0,
> > inputflags=0): if not self.interactive: return default
> >          try:
> > -            r = self._readline(msg + ' ')
> > +            if inputflags & INPUT_KEYSTROKE:
> > +                self.write(msg + ' ')
> > +                self.flush()
> > +                r = util.getch()
> > +                self.write(r + '\n')
> > +            else:
> > +                r = self._readline(msg + ' ')
> > +
>
> It will be less work to simply write a new function instead of crufting
> this one up.

I originally wanted to do what you write, but realized that we'll need to 
duplicate:

- matching code
- response recognized/ not recognized
- EOFError handling

So the new function only makes sence to me if it will have simpler interface.
I need advice here.

Kirill.