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How to Apply a Function to Sliding Window Slices in Python

This Python code applies a given function to every contiguous window of a specified size in a list, returning a list of results.

sliding-window list-comprehension algorithms
Python 
def apply_to_sliding_windows(data, window_size, func):
    return [func(data[i:i + window_size]) for i in range(len(data) - window_size + 1)]

if __name__ == "__main__":
    numbers = [1, 2, 3, 4, 5, 6]
    window_size = 3
    results = apply_to_sliding_windows(numbers, window_size, sum)
    print(results)
    results…
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