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Functions & basics

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Functions & basics easy

How to Use functools.reduce in Python

Apply functools.reduce with operator functions and lambda expressions to aggregate lists into sums, products, maximums, and concatenated strings.

reduce functools lambda
Python 
from functools import reduce
import operator

# Sum all numbers in a list using reduce
numbers = [1, 2, 3, 4, 5]
sum_result = reduce(operator.add, numbers)

# Find the maximum value using reduce
max_result = reduce(lambda a, b: a if a > b else b, numbers)

# Multiply all numbers using reduce
product_result = reduce(la…
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