04 2022 档案
摘要：https://www.filehorse.com/download-weka/download/ https://www.onlinedown.net/soft/262731.htm
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摘要：# -*- coding: utf-8 -*-"""Spyder Editor This is a temporary script file."""import mathimport randomdef pan(x): for i in range(2,int(math.sqrt(x))+1):
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摘要：1.导入pandas库 import pandas as pd 2.创建pandas对象 df = df = pd.DataFrame() 3.读取excel pe=pd.read_excel("D:/pandas.xlsx", "Sheet1") 4.设置索引值 df=df.set_index("
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