/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 vote158 views1 answer
Plt title color
Python
6 votes179 views5 answers
Manage.py", line 12, in main raise importerror( importerror: couldn't import django. are you sure it's installed and available on your pythonpath environment variable? did you forget to activate a virtual environment
Python Django
0 vote162 views1 answer
Comment all selected lines in python
Python
23 votes159 views6 answers
Pygame setup
Python
5 votes157 views2 answers
Random boolean python
Python
0 vote166 views1 answer
Matlab .* operator in python
Python
0 vote171 views1 answer
Statistique in python
Python
14 votes161 views2 answers
Fastapi authentication
Python
0 vote194 views1 answer
How to redirect in django rest framework
Python Django
25 votes174 views2 answers
Copy text to clipboard python
Python