super

When calling super() in a derived class, can I pass in self.__class__?

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I’ve recently discovered (via StackOverflow) that to call a method in a base class I should call: super([[derived class]], self).[[base class method]]() That’s fine, it works. However, I find myself often copying and pasting between classes when I make a change and frequently I forget to fix the derived class argument to the super() function. … Read more

How can I update an attribute created by a base class’ mutable default argument, without modifying that argument?

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This question already has answers here: Why does using `arg=None` fix Python’s mutable default argument issue? (5 answers) Closed last month. I’ve found a strange issue with subclassing and dictionary updates in new-style classes: Python 2.6.2 (r262:71605, Apr 14 2009, 22:40:02) [MSC v.1500 32 bit (Intel)] on win32 >>> class a(object): … def __init__(self, props={}): … Read more

Is super() broken in Python-2.x?

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It’s often stated that super should be avoided in Python 2. I’ve found in my use of super in Python 2 that it never acts the way I expect unless I provide all arguments such as the example: super(ThisClass, self).some_func(*args, **kwargs) It seems to me this defeats the purpose of using super(), it’s neither more … Read more