def slice_stick(image):
    """
    This function slices the image of the urine stick into 100 slices

    Input:
        image: image of the detected urine stick
    Output:
        testfields: List with the separated image slices
    """
    row, col, _ = image.shape

    # Start position of the Urine Stick
    start_pos = 0

    # Slice the Urine Stick, only the middle 30%
    length_pos = 1
    slices = []
    for i in range(0, 100):
        slices.append(
            image[int(row*0.2):int(row*0.8), int((i/100)*col):int(((i+length_pos)/100)*col)])
    return slices