将同一个dataframe对象多倍复制且添加在原dataframe后

df_2 = pd.DataFrame(np.arange(25).reshape(5,5))
for i in range(len(df_2)):
    a = df_2.loc[i]
    d = pd.DataFrame(a).T
    df_2 = df_2.append([d]*24)  #每行复制24倍
print(df_2)

  

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转载自www.cnblogs.com/jdwfff/p/11990535.html