ungetch in Python

[Erik Max Francis]

Scott Fenton wrote:

> I'm writing a small parser for a minilanguage in Python,
> and I was wondering --- is there any equiv. of C's ungetch
> or Scheme's peek-char in python? That is, is there a way to
> look at a character without taking it off of the input stream
> or is there a way to put it back on the input stream afterwards?
> I googled around and didn't come up with anything that didn't
> involve curses, which I don't want to use. Any help?

Not internally but it's awfully easy to write a wrapper around a file
class which does this.

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