/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 vote273 views1 answer
Drop portion of string in dataframe python
Python
1 vote282 views2 answers
Adding numbers in python
Python
5 votes240 views4 answers
Fahrenheit to celsius python program
Python
0 vote271 views1 answer
NameError: name 'views' is not defined
Python
0 vote275 views1 answer
Can I convert python code to C++?
Python
46 votes283 views6 answers
Add row to dataframe
Python
0 vote272 views1 answer
Assignment 7.1 python data structures
Python
6 votes275 views6 answers
Python create list
Python
0 vote274 views2 answers
Python - Comment vérifier une corde contient un nombre
Python
2 votes307 views1 answer
Make a script run itself again python
Python