Question

How to use accumulate() with other function in Python

Answer 1

from itertools import *

def f(a, b):         
    print("a =", a, "b =",b)
    print()
    return a + b     
    
print(list(accumulate('abcd', f)))



'''
run:

a = a b = b

a = ab b = c

a = abc b = d

['a', 'ab', 'abc', 'abcd']

'''

 

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