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Sep 22, 2010 · super() is a special use of the super keyword where you call a parameterless parent constructor. In general, the super keyword can be used to call overridden methods, access hidden. Nov 3, 2015 · The one without super hard-codes its parent's method - thus is has restricted the behavior of its method, and subclasses cannot inject functionality in the call chain. The one with super has. Feb 23, 2009 · super() lets you avoid referring to the base class explicitly, which can be nice. But the main advantage comes with multiple inheritance, where all sorts of fun stuff can happen. In fact, multiple inheritance is the only case where super() is of any use. I would not recommend using it with classes using linear inheritance, where it's just useless overhead. I'm currently learning about class inheritance in my Java course and I don't understand when to use the super() call? Edit: I found this example of code where super.variable is used: class A { .
Jul 9, 2018 · I wrote the following code. When I try to run it as at the end of the file I get this stacktrace: AttributeError: 'super' object has no attribute do_something class Parent: def __init__(self):. 173 Python also has super as well: super (type[, object-or-type]) Return a proxy object that delegates method calls to a parent or sibling class of type. This is useful for accessing inherited methods that. Oct 26, 2010 · What is the difference between the keywords this and super? Both are used to access constructors of class right? Can any of you explain? Jul 23, 2009 · The automatic insertion of super () by the compiler allows this. Enforcing super to appear first, enforces that constructor bodies are executed in the correct order which would be: Object ->.
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