/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

1 vote312 views2 answers
Python winsound
Python
0 vote331 views1 answer
Return an RDD created by coalescing all elements within each partition into a list.
Python
3 votes319 views2 answers
Python get domain from url
Python
1 vote315 views1 answer
Text size legend to bottom matplotlib
Python
0 vote343 views1 answer
How to extract data from telegram using python
Python
1 vote320 views3 answers
Management commands django
Python Django
7 votes348 views2 answers
Pandas change to numeric
Python
0 vote340 views1 answer
Qt platform plugin could not be initialized stackoverflow
Python
2 votes308 views1 answer
How to backspace in python
Python
0 vote320 views1 answer
Install apriori package python
Python