On Mar 31, 8:51 pm, [EMAIL PROTECTED] wrote:
> On Mar 31, 7:14 pm, 7stud <[EMAIL PROTECTED]> wrote:
>
>
>
> > On Mar 31, 5:31 pm, [EMAIL PROTECTED] wrote:
>
> > > Can you have a Python object stored entirely on disk?
>
> > import cPickle as cp
>
> > class Dog(object):
> > def __init__(self, name):
> > self.name = name
>
> > d = Dog("Spot")
>
> > f = open("data.txt", "w")
> > cp.dump(d, f)
> > f.close()
>
> > f = open("data.txt")
> > stored_obj = cp.load(f)
> > print stored_obj.name
>
> > --output:--
> > Spot
> >>> import pickle
> >>> pickle.loads( pickle.dumps( type('None',(),{}) ) )
>
> Traceback (most recent call last):
> File "<stdin>", line 1, in <module>
> File "C:\Programs\Python\lib\pickle.py", line 1303, in dumps
> Pickler(f, protocol).dump(obj)
> File "C:\Programs\Python\lib\pickle.py", line 221, in dump
> self.save(obj)
> File "C:\Programs\Python\lib\pickle.py", line 283, in save
> f(self, obj) # Call unbound method with explicit self
> File "C:\Programs\Python\lib\pickle.py", line 697, in save_global
> (obj, module, name))
> pickle.PicklingError: Can't pickle <class '__main__.None'>: it's not
> found as __
> main__.None
>
>
http://docs.python.org/lib/node317.html
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