Undoing character read from file
MRAB
python at mrabarnett.plus.com
Thu Feb 16 18:31:54 EST 2012
On 16/02/2012 23:10, Emeka wrote:
> Hello All,
>
> I know about seek and tell while using readline. What about if I am
> using read, and I want to undo the last character I just read(to return
> it back to the stream). How do I achieve this?
>
Try:
f.seek(-1, 1)
It seeks -1 relative to the current position (the second argument
defaults to 0 for relative to start of file).
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