I want to create a python dictionary that returns me the key value for the keys are missing from the dictionary. Usage example: dic = smart_dict() dic['a'] = 'one a' print(dic['a']) # >>&gt...

I have a list of OrderedDict objects. I would like to combine all of them together and then sort them by the fruit attribute in each of them. I have been trying to combine and sort them using defau...

While executing the code below, I'm getting AttributeError: attribute '__doc__' of 'type' objects is not writable. from functools import wraps def memoize(f): """ Memoization decorator for funct...

I wrote a very simple program to subclass a dictionary. I wanted to try the __missing__ method in python. After some research i found out that in Python 2 it's available in defaultdict. ( In python...

I am wondering how to create forgiving dictionary (one that returns a default value if a KeyError is raised). In the following code example I would get a KeyError; for example a = {'one':1,'two':...