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Groups > comp.lang.python > #70238

Re: MemoryError in data conversion

From Gregory Ewing <greg.ewing@canterbury.ac.nz>
Newsgroups comp.lang.python
Subject Re: MemoryError in data conversion
Date 2014-04-15 11:51 +1200
Message-ID <br3ajeFdnj3U1@mid.individual.net> (permalink)
References <lifelc$ccj$1@news.albasani.net> <mailman.9239.1397461622.18130.python-list@python.org> <ligk5n$3jp$1@news.albasani.net> <mailman.9250.1397484008.18130.python-list@python.org> <lihjf0$4t6$1@news.albasani.net>

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Mok-Kong Shen wrote:
> I have yet a question out of curiosity: Why is my 2nd list structure,
> that apparently is too complex for handling by eval and json, seemingly
> not a problem for pickle?

Pickle is intended for arbitrary data structures, so it
is designed to be able to handle deeply-nested and/or
recursive data. Eval only has to handle nesting to depths
likely to be encountered in source code. Apparently the
json parser also assumes you're not going to be using
very deep nesting.

-- 
Greg

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Thread

MemoryError in data conversion Mok-Kong Shen <mok-kong.shen@t-online.de> - 2014-04-14 03:46 +0200
  Re: MemoryError in data conversion dieter <dieter@handshake.de> - 2014-04-14 08:14 +0200
  Re: MemoryError in data conversion Peter Otten <__peter__@web.de> - 2014-04-14 09:46 +0200
    Re: MemoryError in data conversion Mok-Kong Shen <mok-kong.shen@t-online.de> - 2014-04-14 14:26 +0200
      Re: MemoryError in data conversion Peter Otten <__peter__@web.de> - 2014-04-14 15:59 +0200
        Re: MemoryError in data conversion Mok-Kong Shen <mok-kong.shen@t-online.de> - 2014-04-14 23:20 +0200
          Re: MemoryError in data conversion Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2014-04-15 11:51 +1200
            Re: MemoryError in data conversion Mok-Kong Shen <mok-kong.shen@t-online.de> - 2014-04-15 10:55 +0200
              Re: MemoryError in data conversion Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2014-04-16 00:08 +1200
            Re: MemoryError in data conversion Peter Otten <__peter__@web.de> - 2014-04-15 11:59 +0200
  Re:MemoryError in data conversion Dave Angel <davea@davea.name> - 2014-04-14 08:42 -0400

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