create a simple dataframe code example
Example 1: dataframe create
>>> 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
Example 2: pandas make new dataframe
df = pd.DataFrame({'column1':[1,2,3],'column2':[4,5,6])