/Python/Count how much a number is in an array python

Count how much a number is in an array python

Count values in array python

a = numpy.array([0, 3, 0, 1, 0, 1, 2, 1, 0, 0, 0, 0, 1, 3, 4])
unique, counts = numpy.unique(a, return_counts=True)
dict(zip(unique, counts))

# {0: 7, 1: 4, 2: 1, 3: 2, 4: 1}

Source: stackoverflow.com

Python count of values in array

import numpy as np
y = np.array([0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 1])
num_zeros = (y == 0).sum()
num_ones = (y == 1).sum()

Source: stackoverflow.com

Count how much a number is in an array python

# Our array
arr = [82, 49, 82, 82, 41, 82, 15, 63, 38, 25]

# let's print the number of 82 in our array/list
print(arr.count(82))

# it will print : 4

Similar codes

0 vote296 views1 answer
Find maximum value by if else python
Python
3 votes458 views1 answer
Modulenotfounderror: no module named 'png'
Python
17 votes272 views2 answers
Random chars generator python
Python
34 votes366 views6 answers
Flask example
Python Flask
15 votes300 views5 answers
Python http server
Python
3 votes273 views3 answers
Python check internet connection
Python
0 vote288 views1 answer
Xlabel font type matplotlib
Python
-2 votes296 views3 answers
Pygame tutorial
Python
4 votes287 views1 answer
Convert pandas datetime to day, weekday, month
Python
7 votes274 views2 answers
Make a condition statement on column pandas
Python