Question

How to sum numpy array elements in Python

Answer 1

import numpy as np
 
arr = np.array([[1, 2], [3, 4]], dtype = np.int64)  

sum = np.sum(arr)

print(sum)


'''
run:

10

'''

 

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Answer 2

import numpy as np
 
arr = np.array([1, 2, 3], dtype = np.int64)  

sum = np.sum(arr)

print(sum)


'''
run:

6

'''

 

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