TypeError: must be ImagingCore, not ImagingCore

[kkkkkky]

我是Python 2.7，运行中题目出现的时候就报以下错误是什么原因呢，小白求指教
`$ python main.py

Traceback (most recent call last):
File "main.py", line 97, in
main()
File "main.py", line 73, in main
question, option_arr, is_negative = analyze.image_to_str(crop_img, is_baidu_ocr, baidu_ocr_clint) # 图片转文字
File "/Users/didi/PycharmProjects/hq-answer-assist/analyze.py", line 53, in image_to_str
question, option_arr = tesseract_orc(image)
File "/Users/didi/PycharmProjects/hq-answer-assist/analyze.py", line 60, in tesseract_orc
text = pytesseract.image_to_string(image, lang='chi_sim')
File "/Users/didi/Library/Python/2.7/lib/python/site-packages/pytesseract/pytesseract.py", line 108, in image_to_string
image = Image.merge("RGB", (r, g, b))
File "/Library/Python/2.7/site-packages/PIL/Image.py", line 2067, in merge
im.putband(bands[i].im, i)
TypeError: must be ImagingCore, not ImagingCore`