[Biopython-dev] Saving a Trie

[Rishi Sharma]

TypeError: can't pickle trie objects

On Wed, Jul 31, 2013 at 12:17 PM, Lenna Peterson <arklenna at gmail.com> wrote:

> I recall a bug report about this on redmine, but I can't find it or get
> the site to load at all (although downforeveryoneorjustme claims it's up).
>
> I don't have experience using pickle on non-default objects, but I wasn't
> aware an object needed a specific method to be pickled. What error does it
> throw when you pickle.dump() it?
>
> I did find a somewhat related SO question that suggests trie pickling
> could be a non-straightforward proposition:
>
>
> http://stackoverflow.com/questions/2134706/hitting-maximum-recursion-depth-using-pythons-pickle-cpickle
>
> Cheers,
>
> Lenna
>
>
> On Wed, Jul 31, 2013 at 2:12 PM, Rishi Sharma <sharma409 at gmail.com> wrote:
>
>> Hello,
>>
>> I was was wondering how i might write a Trie to file. It doesn't seem to
>> have a write() method so pickling won't work. I'm not sure how the
>> biopython save is intended to work, so I guess that is what I'm asking.
>>
>> Thanks for your help,
>> Rishi Sharma
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>>
>
>