Python3 Dictionaries DS
Python Data Structures : Dictionaries Dictionary Python dictionary is an unordered collection of items. While other compound data types have only value as an element, a dictionary has a key : value pair. Dict Creation : Eg: #empty dictionary my_dict={} #dictionary with integers as keys my_dict={1:'a',2:'b"} print(my_dict) #dictionary with mixed keys my_dict={'name':'satish',1:['abc','xy']} print(my_dict) #create empty dictionary using dict( ) my_dict=dict() my_dict=dict([(1,'abc'),(2,'xy')]) #create a dict with list of tuples print(my_dict) output: {1:'a',2:'b'} {'name':'satish',1:['abc','xy']} {1:'abc',2:'xy'} Dict Access : Eg: my_dict={'name': 'suma','year':2020} print(my_d