<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def _generate_null_hocr(output_hocr, output_sidecar, image):
 """Produce a .hocr file that reports no text detected on a page that is the same size as the input image."""

    from PIL import Image

    im = Image.open(image)
    w, h = im.size

    with open(output_hocr, 'w', encoding="utf-8") as f:
        f.write(HOCR_TEMPLATE.format(w, h))
    with open(output_sidecar, 'w', encoding='utf-8') as f:
        f.write('[skipped page]')