/Python/Find frequency of numbers in list python

Find frequency of numbers in list python

from collections import Counter

def frequency_table(n):
    table = Counter(n)
    print('Number\tFrequency')
    for number in table.most_common() :
        print('{0}\t{1}'.format(number[0], number[1]))
        
# src : Doing Math With Python

List count frequency python

import collections
a = [1,1,1,1,2,2,2,2,3,3,4,5,5]
counter=collections.Counter(a)
print(counter)
# Counter({1: 4, 2: 4, 3: 2, 5: 2, 4: 1})
print(counter.values())
# [4, 4, 2, 1, 2]
print(counter.keys())
# [1, 2, 3, 4, 5]
print(counter.most_common(3))
# [(1, 4), (2, 4), (3, 2)]

Source: stackoverflow.com

Similar codes

0 vote170 views1 answer
Python password with special characters
Python
0 vote174 views1 answer
Python skip input
Python
1 vote202 views1 answer
Calculate integral python
Python
139 votes179 views6 answers
Anaconda create new environment
Python
0 vote173 views1 answer
How to create random tensor with tensorflow
Python
0 vote241 views1 answer
How i dynamically populate to CORS_ALLOWED_ORIGINS in django rest framework
Python Django
0 vote183 views1 answer
Python can you put try except in list comprehension
Python
0 vote167 views1 answer
Pandas sequential numbering within group
Python
3 votes175 views2 answers
Python initialize a 2d array
Python
0 vote204 views1 answer
ModuleNotFoundError: No module named 'myapp' alembic
Python