The right way to 'call' a class attribute inside the same class
Thomas 'PointedEars' Lahn
PointedEars at web.de
Mon Dec 12 09:44:25 EST 2016
Thomas 'PointedEars' Lahn wrote:
> Note that (AIUI) in this example the instances of the class referred by
> “C” do not have an *own* “foo” property in the beginning, so until bar()
> is called on them, they inherit that property (and its value) from that
For proper *Python* terminology, s/property/attribute/g here (see below).
> ³ How can one tell the difference in Python between a pre-initialized,
> inherited attribute value and one own that is just equal to the
> inherited one? In ECMAScript, this.hasOwnProperty("foo") would return
> “false” if the property were inherited, “true” otherwise. But in
> Python, hasattr(self, "foo") returns “True” regardless whether the
> “foo” attribute of the calling instance has been assigned a value
> explicitly. What is the Python equivalent of ECMAScript’s
> Object.prototype.hasOwnProperty() method?
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