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How to Document Python Functions with Google Style Docstrings

Document a Python function with a Google style docstring to describe arguments and return values clearly.

def calculate_rectangle_area(length: float, width: float) -> float:
    """Calculate the area of a rectangle.

    Args:
        length (float): The length of the rectangle in meters.
        width (float): The width of the rectangle in meters.

    Returns:
        float: The area of the rectangle in square meters.
 …

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