python报错 unexpected end of data

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python小白为了毕业论文瞎改代码想跑情感分析，但是运行报错自行结束，没有跑出我需要的结果，求问要怎么解决呢？


Traceback (most recent call last):
  File "D:\pythonProject\venv\lib\site-packages\pandas\io\parsers\python_parser.py", line 742, in _next_iter_line
    return next(self.data)
_csv.Error: unexpected end of data

During handling of the above exception, another exception occurred:

  File "D:\pythonProject\venv\lib\site-packages\pandas\io\parsers\python_parser.py", line 768, in _next_iter_line
    self._alert_malformed(msg, row_num)
  File "D:\pythonProject\venv\lib\site-packages\pandas\io\parsers\python_parser.py", line 722, in _alert_malformed
    raise ParserError(msg)
pandas.errors.ParserError: unexpected end of data

Process finished with exit code 1

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关键词：Unexpected Expected python expect Data python