import pandas as pd
import numpy as np
df = pd.Series([1,2,3,4,54])
df2=pd.DataFrame(np.random.randn(8,2))
print(df2)
df1 = pd.DataFrame(np.random.randn(6, 4),
....: index=list('abcdef'),
....: columns=list('ABCD')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
