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Showing posts from February, 2024

Dictionary

To add a key-value pair to a blank dictionary # Create a blank dictionary my_dict = {} # Add a key-value pair my_dict[ "key" ] = "value" # Now my_dict contains {"key": "value"} We have a dictionary as below student_scores = { "Harry" : 81 , "Ron" : 78 , "Hermione" : 99 , "Draco" : 74 , "Neville" : 62 , } If we use for student in student_scores: score = student_scores[student] print (score) The result would be: 81 78 99 74 62 if we use: for student in student_scores: score = student_scores[student] print (student) The result would be: Harry Ron Hermione Draco Neville if we use: print (student_scores) The result would be: {'Harry': 81, 'Ron': 78, 'Hermione': 99, 'Draco': 74, 'Neville': 62} How to add dictionary to a list # Create a list my_list = [] # Create a dictionary my_dict = { "key" : "value" } # Add