Searching equivalent to C++ RAII or deterministic destructors
aahz at pythoncraft.com
Sat Jul 4 06:50:47 CEST 2009
In article <ftps459nklqio3nghaaraniqo3fs9r8ck8 at 4ax.com>,
Tim Roberts <timr at probo.com> wrote:
>Dave Angel <davea at dejaviewphoto.com> wrote:
>>You're right of course. What I was trying to say was it deletes the
>>reference to the object. Unlike obj = None, del obj removes the
>>reference (attribute) entirely. Although I don't know what it should be
>>called if it's a local variable. Perhaps it "unbinds" the name.
>Yes. As far as the object is concerned, "obj = None" and "del obj" are
>exactly identical. In both cases, there is one less binding to the name.
>The difference between the two is only whether the name lives on in the
>A local variable is (usually) just a name in the local() namespace.
OTOH, Python's ``del`` applies to targets generally, not just names:
>>> L = [1,2,3]
>>> del L
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