[Numpy-discussion] Specific plea for help with pickling
Fernando.Perez at colorado.edu
Wed Mar 23 04:13:06 EST 2005
Travis Oliphant wrote:
> If there is anyone out there with pickling experience who would like to
> help bring the new Numeric up to date with protocol 2 of the pickling
> protocol that would help me immensely.
I don't have much to offer, since I don't have much pickle experience myself.
But keep this note in mind, which flew by in the enthought-dev list
yesterday. It might be a good idea to at least keep this in the back of your
Protocol 2 caused some issues with Traits classes in the past, so we
decided to go with 1.
Robert Kern wrote:
>> Lowell Vaughn wrote:
>>>> So, I'm checking in a change to naming that may hose current
>>>> projects. Specifically, we're now using binary pickling instead of
>>>> ascii picking (should make everything smaller and faster, which is a
>>>> win). In theory we should be fine, but since I had to change the
>>>> file(path, 'r') to an file(path, 'rb'), there may be some issues with
>>>> the the old pickle files.
>> I notice that you are using protocol 1. There's a protocol 2 that's
>> even faster and smaller, especially with new-style classes.
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