Python Dictionary basically contains elements in the form of key-value pairs. It is an unordered collection of items. Creation of Dictionary: Output: How to Add to Dictionary in Python By using update() method By using _setitem_() method By using subscript notation By using “*” operator 1. By Using update() Method The update() method enables the […]

OrderedDict is a subclass of the dictionary, which maintains the order in which the elements/items are added to it. OrderedDict preserves the order of insertion of the elements. A default dict does not save the order and results in the iteration in an arbitrary order. Initially, we need to import the collections module to use the […]

Python Dictionary is a set of key-value pairs. The keys are unique in a dictionary. A dictionary is an object of class dict. It’s an unordered collection. Dictionary keys must be immutable. So we can use string, numbers, tuple as dict key. If the tuple contains any mutable objects, we can’t use it as a […]