[Python-Dev] Single- vs. Multi-pass iterability

Greg Ewing greg@cosc.canterbury.ac.nz
Fri, 19 Jul 2002 13:40:06 +1200 (NZST)


> at least on Unix-ish systems, you
> could also get the same effect with dup2 without even needing any
> filename around

No, you couldn't. dup() or dup2() will give you another
file descriptor sharing the same file-position pointer.
To get a completely independent access path I think
you have to open the file again starting from the
pathname.

Greg Ewing, Computer Science Dept, +--------------------------------------+
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