### Solution **frist** ``` yum install xz-devel yum install python-backports-lzma pip install backports.lzma ``` **second** ``` cd /usr/local/lib/python3.8 vi lzma.py ``` **finally** modify about line 27 ``` try: from _lzma import * from _lzma import _encode_filter_properties, _decode_filter_properties except ImportError: from backports.lzma import * from backports.lzma import _encode_filter_properties, _decode_filter_properties ``` it‘s work!I had to search for hours to get this problem to be solved. Credit: [Yolo5 issues](https://github.com/ultralytics/yolov5/issues/1298) _Originally posted by @realsanjeev in https://github.com/pandas-dev/pandas/issues/27532#issuecomment-1657197045_