[Python-Dev] Another StringIO/cStringIO discrepancy

[Guido van Rossum]

On 11/18/05, Walter Dörwald <walter at livinglogic.de> wrote:
>  >>> import StringIO, cStringIO
>  >>> s = StringIO.StringIO()
>  >>> s.truncate(-42)
> Traceback (most recent call last):
>    File "<stdin>", line 1, in ?
>    File "/usr/local/lib/python2.4/StringIO.py", line 203, in truncate
>      raise IOError(EINVAL, "Negative size not allowed")
> IOError: [Errno 22] Negative size not allowed
>  >>> s = cStringIO.StringIO()
>  >>> s.truncate(-42)
>  >>>

Well, what does a regular file say in this case?

--
--Guido van Rossum (home page: http://www.python.org/~guido/)