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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def fix_jp2_image(image, bit_depth):
 """Because Pillow library incorrectly reads JPEG 2000 images with 15-bit encoding this function corrects the values in image. :param image: image read by opencv library :type image: numpy array :param bit_depth: bit depth of jp2 image encoding :type bit_depth: int :return: corrected image :rtype: numpy array """

    if bit_depth in [8, 16]:
        return image
    if bit_depth == 15:
        try:
            return image >> 1
        except TypeError:
            raise IOError('Failed to read JPEG 2000 image correctly. Most likely reason is that Pillow did not '
                          'install OpenJPEG library correctly. Try reinstalling Pillow from a wheel')

    raise ValueError('Bit depth {} of jp2 image is currently not supported. '
                     'Please raise an issue on package Github page'.format(bit_depth))