Pandas设置DataFrame的index索引起始值为1的两种方法

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import pandas as pd

df = pd.DataFrame([['liver','E',89,21,24,64],

                   ['Arry','C',36,37,37,57],

                   ['Ack','A',57,60,18,84],

                   ['Eorge','C',93,96,71,78],

                   ['Oah','D',65,49,61,86]

                  ],

                   columns = ['name','team','Q1','Q2','Q3','Q4'])

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df.index = df.index + 1

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df.index = range(1,len(df)+1)