(venv) [root@instance-2wwzlwii tesseract_]# python handle_captcha.py 
Traceback (most recent call last):
  File "handle_captcha.py", line 11, in <module>
    text = pytesseract.image_to_string(img)
  File "/root/venv/lib/python3.8/site-packages/pytesseract/pytesseract.py", line 413, in image_to_string
    return {
  File "/root/venv/lib/python3.8/site-packages/pytesseract/pytesseract.py", line 416, in <lambda>
    Output.STRING: lambda: run_and_get_output(*args),
  File "/root/venv/lib/python3.8/site-packages/pytesseract/pytesseract.py", line 284, in run_and_get_output
    run_tesseract(**kwargs)
  File "/root/venv/lib/python3.8/site-packages/pytesseract/pytesseract.py", line 260, in run_tesseract
    raise TesseractError(proc.returncode, get_errors(error_string))
pytesseract.pytesseract.TesseractError: (1, 'Error opening data file /usr/share/tesseract/4/tessdata/eng.traineddata Please make sure the TESSDATA_PREFIX environment variable is set to your "tessdata" directory. Failed loading language \'eng\' Tesseract couldn\'t load any languages! Could not initialize tesseract.')

上面是运行以后报错信息，我下载了pytesseract，yum list | grep tesseract 也是有的但是运行以后还是报错了