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# -*- coding: utf-8 -*- # 代码12-1 评论去重的代码 import pandas as pd import re import jieba.posseg as psg import numpy as np # 去重,去除完全重复的数据 reviews = pd.read_ 阅读全文
posted @ 2023-04-13 16:59
yc。
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import pandas as pd from sqlalchemy import create_engine engine = create_engine('mysql+pymysql://root:102011@localhost/test?charset=utf8') sql = pd.re 阅读全文
posted @ 2023-04-13 16:44
yc。
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import pandas as pd import matplotlib.pyplot as plt inputfile="D:\数据分析\original_data.xls" data=pd.read_excel(inputfile) lv_non=pd.value_counts(data['有 阅读全文
posted @ 2023-04-13 16:16
yc。
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