pandas中如何将numpy数组导出并生成excel

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代码

# -*- coding: utf-8 -*-import numpy as npimport pandas as pd# prepare for datadata = np.arange(1,101).reshape((10,10))data_df = pd.DataFrame(data)# change the index and column namedata_df.columns = ['A','B','C','D','E','F','G','H','I','J']data_df.index = ['a','b','c','d','e','f','g','h','i','j']# create and writer pd.DataFrame to excelwriter = pd.ExcelWriter('Save_Excel.xlsx')data_df.to_excel(writer,'page_1',float_format='%.5f') # float_format 控制精度writer.save()

How to move one row to the first in pandas?

create a new dataframe object use .reindex([...]) attribute/method

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