def _process_time_stream(data_vals: str) -> list[float]:
    """
    Process a string of time values and convert to a list of floats.

    Args:
        data_vals (str): The string of time values.

    Returns:
        list[float]: A list of time values.
    """

    time_stream = re.split(r"\s*[;,]\s*", data_vals)
    time_stream = [val.replace("T", " ") for val in time_stream]
    time_stream_vals = [float(val) for val in time_stream]

    return time_stream_vals

    Process a string of time values and convert to a list of floats.

    Args:
        data_vals (str): The string of time values.

    Returns:
        list[float]: A list of time values.
    
great_tables/_formats.py