problems creating and adding class instances to a list:
clp2 at rebertia.com
Mon Apr 19 17:38:55 EDT 2010
On Mon, Apr 19, 2010 at 2:29 PM, Xavier Ho <contact at xavierho.com> wrote:
> On Tue, Apr 20, 2010 at 7:21 AM, Robert Somerville
> <rsomerville at sjgeophysics.com> wrote:
>> class ctest():
>> x = int
>> y = [1,2,3]
> Variables defined directly under the class are known as "static variables"
> in many other languages. Here in Python it's called a class variable, but
> they're still the same concept.
> What you want is "instance variables", which are not shared by the class
> instances, but different depending on each instance instead. That said,
> class ctest():
> def __init__(self):
> self.x = int
Additionally, `self.x = int` might not do what you thought it does. It
does *not* create a new instance variable of type 'int'. Instead, it
literally assigns to a new instance variable x the *function*† that
converts values into integers.
† This isn't entirely accurate; I'm oversimplifying for ease of understanding.
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