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https://www.geeksforgeeks.org/group-list-of-dictionary-data-by-particular-key-in-python/

sreyroth phem answered on February 15, 2023 Popularity 1/10 Helpfulness 1/10

answer https://www.geeksforgeeks.org/group-list-of-dictionary-data-by-particular-key-in-python/

https://www.geeksforgeeks.org/group-list-of-dictionary-data-by-particular-key-in-python/

Comment

# import required methods
from itertools import groupby
from operator import itemgetter
 
# dictionary
students = [
    {'mark': '65', 'grade': 'C'},
    {'mark': '86', 'grade': 'A'},
    {'mark': '73', 'grade': 'B'},
    {'mark': '49', 'grade': 'D'},
    {'mark': '91', 'grade': 'A'},
    {'mark': '79', 'grade': 'B'}
]
 
# Sort students data by grade key.
students = sorted(students,
                  key = itemgetter('grade'))
 
# Display data grouped by grade
for key, value in groupby(students,
                          key = itemgetter('grade')):
    print(key)
    for k in value:
        print(k)

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