[Python-ideas] Support parsing stream with `re`
ram at rachum.com
Sat Oct 6 04:32:48 EDT 2018
It'll load as much as it needs to in order to match or rule out a match on
a pattern. If you'd try to match `a.*b` it'll load the whole thing. The use
cases that are relevant to a stream wouldn't have these kinds of problems.
On Sat, Oct 6, 2018 at 11:22 AM Serhiy Storchaka <storchaka at gmail.com>
> 06.10.18 10:22, Ram Rachum пише:
> > I'd like to use the re module to parse a long text file, 1GB in size. I
> > wish that the re module could parse a stream, so I wouldn't have to load
> > the whole thing into memory. I'd like to iterate over matches from the
> > stream without keeping the old matches and input in RAM.
> How would you match 'a.*b' without loading the whole thing into memory?
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