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def generate_windows(chromosome_size: int, window_size: int, print_results: bool = False) -> list: # For the love of god, use type hinting.
    # Empty list to store all the results
    windows = []

    # Iterate over the chromosome in steps equal to the window size.
    # 'start' begins from 1 and goes up to chromosome_size in steps of window_size.
    for start in range(1, chromosome_size + 1, window_size):
        # Calculate the end of the window.
        # It's the minimum of 'start + window_size - 1' and 'chromosome_size'
        # to ensure the window doesn't exceed the chromosome size.
        end = min(start + window_size - 1, chromosome_size)

        # Append the window range (start-end) as a string to the windows list.
        windows.append(f"{start}-{end}")

    # print if set to true
    if print_results:
        print(windows)

    return windows


# Usage:
CHROMOSOME_SIZE = 100
WINDOW_SIZE = 20

results = generate_windows(CHROMOSOME_SIZE, WINDOW_SIZE, True)

# do optional stuff with the results here...

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