how to get random sample of data from pandas

sample(n=3,random_state=1)提取3行数据列表注意,使用random_state

pandas数据可视化原来也这么厉害

dataframe(np.random.rand(10,4),columns= ['e','f','g','h']) df.

random.normal(0, 1, (10, 5)) head() : 默认返回数据的

dataframe(np.random.randn(6,4))print(df)print

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