想麻烦大佬看看为什么错呢，应该怎么改？

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#数据读取
import pandas as pd

df=pd.read_csv('D:\\本人\\必须冲！\\学nlp\\安徽.csv')   #此处路径需要修改

with open('实验.txt','w+',encoding='utf-8') as f:
    for i in range(len(df)):
        f.write(str(df['内容'][i])+'\n')

import codecs
import re
import numpy as np
import pymysql
from snownlp import SnowNLP
import matplotlib.pyplot as plt
from snownlp import sentiment
from snownlp.sentiment import Sentiment

 
comment = []
with open('安徽.txt', mode='r', encoding='utf-8') as f:
    rows = f.readlines()
    for row in rows:
        if row not in comment:
            comment.append(row.strip('\n'))

key=[]
values=[]
re=[]
def snowanalysis(self):
    sentimentslist = []
    for li in self:
        #text = re.sub(r'(?:回复)?(?://)?@[\w\u2E80-\u9FFF]+:?|\[\w+\]', ',',li)
        s = SnowNLP(li)
        
        key.append(li)
        values.append(s.sentiments)
        sentimentslist.append(s.sentiments)
    plt.figure(figsize=(12,8))
    plt.hist(sentimentslist, bins=np.arange(0, 1, 0.01))
    plt.show()
    
snowanalysis(comment)

res=pd.DataFrame({'评论':key,'评分':values})

#保存文件为excel格式
res.to_excel('D:\\本人\\必须冲！\\学nlp\\安徽（实验）.xlsx')  #此处路径需要修改�

C:\Users\lyl\PycharmProjects\pythonProject1\venv\Scripts\python.exe "D:/本人/必须冲！/学nlp/微博评论评分 - 可用.py"
Traceback (most recent call last):
  File "D:/本人/必须冲！/学nlp/微博评论评分 - 可用.py", line 4, in <module>
    df=pd.read_csv('D:\\本人\\必须冲！\\学nlp\\安徽.csv')   #此处路径需要修改
  File "C:\Users\lyl\PycharmProjects\pythonProject1\venv\lib\site-packages\pandas\io\parsers.py", line 610, in read_csv
    return _read(filepath_or_buffer, kwds)
  File "C:\Users\lyl\PycharmProjects\pythonProject1\venv\lib\site-packages\pandas\io\parsers.py", line 468, in _read
    return parser.read(nrows)
  File "C:\Users\lyl\PycharmProjects\pythonProject1\venv\lib\site-packages\pandas\io\parsers.py", line 1057, in read
    index, columns, col_dict = self._engine.read(nrows)
  File "C:\Users\lyl\PycharmProjects\pythonProject1\venv\lib\site-packages\pandas\io\parsers.py", line 2061, in read
    data = self._reader.read(nrows)
  File "pandas\_libs\parsers.pyx", line 756, in pandas._libs.parsers.TextReader.read
  File "pandas\_libs\parsers.pyx", line 771, in pandas._libs.parsers.TextReader._read_low_memory
  File "pandas\_libs\parsers.pyx", line 827, in pandas._libs.parsers.TextReader._read_rows
  File "pandas\_libs\parsers.pyx", line 814, in pandas._libs.parsers.TextReader._tokenize_rows
  File "pandas\_libs\parsers.pyx", line 1951, in pandas._libs.parsers.raise_parser_error
pandas.errors.ParserError: Error tokenizing data. C error: Expected 1 fields in line 3, saw 2

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https://blog.csdn.net/alicelmx/article/details/83902760