Marshal Obj is String or Binary?
Steve Holden
steve at holdenweb.com
Sat Jan 14 21:24:11 EST 2006
Mike wrote:
> Hi,
>
> The example below shows that result of a marshaled data structure is
> nothing but a string
>
>
>>>>data = {2:'two', 3:'three'}
>>>>import marshal
>>>>bytes = marshal.dumps(data)
>>>>type(bytes)
>
> <type 'str'>
>
>>>>bytes
>
> '{i\x02\x00\x00\x00t\x03\x00\x00\x00twoi\x03\x00\x00\x00t\x05\x00\x00\x00three0'
>
> Now, I need to store this data safely in my database as CLEAR TEXT, not
> BLOB. It seems to me that it should work just fine since it is string
> anyways. So, why does O'reilly's Python Cookbook is insisting in saving
> it as a binary file and BLOB type?
>
Well, the Cookbook isn't an exhaustive list of everything you can do
with Python, it's just a record of some of the things people *have* done.
I presume your database has no datatype that will store binary data of
indeterminate length? Clearly that would be the most satisfactory solution.
regards
Steve
--
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