Question

How to implement a cumulative sum of numbers from a list in Python

Answer 1

def accumulate(lst):
    sm = 0
    for i in lst:
        sm += i
        yield sm

lst = [0, 1, 2, 3, 4, 5, 6]

sum_lst = list(accumulate(lst))
# 0 : 0+1=1 : 0+1+2=3 : 0+1+2+3=6 : 0+1+2+3+4=10 : 0+1+2+3+4+5=15 ...
    
print(sum_lst)




'''
run:

[0, 1, 3, 6, 10, 15, 21]

'''

 

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