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How to run code when a class is subclassed? [duplicate]

...bases, clsdict) where in this case, name equals the string 'Superclass', and bases is the tuple (object, ). The clsdict is a dictionary of the class attributes defined in the body of the class definition. Note the similarity to myclass = type(name, bases, clsdict). So, just as you would use a cl...
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remove None value from a list without removing the 0 value

...mbda x: x is not None, L) -- You could get rid of the lambda using partial and operator.is_not I think, but it's probably not worth it since the list-comp is so much cleaner. – mgilson Apr 19 '13 at 3:36 ...
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ImportError in importing from sklearn: cannot import name check_build

...Mannu Yes; Also for me on jupyter notebook, just restarting (shutting down and click-open again) that ipynb py-kernel worked without restarting all of the jupyter notebook. – Abhimanu Kumar May 2 '18 at 15:01 ...
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How do I detect whether a Python variable is a function?

I have a variable, x , and I want to know whether it is pointing to a function or not. 25 Answers ...
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Convert nested Python dict to object?

...nt way to get data using attribute access on a dict with some nested dicts and lists (i.e. javascript-style object syntax). ...
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What is the difference between old style and new style classes in Python?

What is the difference between old style and new style classes in Python? When should I use one or the other? 8 Answers ...
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how to change any data type into a string in python

...mystring = repr(myvariable) # '4' This is called "conversion" in python, and is quite common. share | improve this answer | follow | ...
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What to put in a python module docstring? [closed]

Ok, so I've read both PEP 8 and PEP 257 , and I've written lots of docstrings for functions and classes, but I'm a little unsure about what should go in a module docstring. I figured, at a minimum, it should document the functions and classes that the module exports, but I've also seen a few mod...
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How do I use raw_input in Python 3

I am using Python 3.1 and can't get the raw_input to "freeze" the dos pop-up. The book I'm reading is for Python 2.5 and I'm using Python 3.1 ...
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C++ project organisation (with gtest, cmake and doxygen)

... C++ build systems are a bit of a black art and the older the project the more weird stuff you can find so it is not surprising that a lot of questions come up. I'll try to walk through the questions one by one and mention some general things regarding building C++ lib...