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
>>>
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