>>> df2 = pd.DataFrame(np.array([[1, 2, 3], [4, 5, 6], [7, 8, 9]]), ... columns=['a', 'b', 'c']) >>> df2 a b c 0 1 2 3 1 4 5 6 2 7 8 9
import numpy as np import pandas as pd vect1=np.zeros(10) vect2=np.ones(10) df=pd.DataFrame({'col1':vect1,'col2':vect2})