import pandas as pd
import numpy as np
s1= pd.Series([33, 34 , 23, np.nan, 6, 8])
print(s1)
""" Output
0 33.0
1 34.0
2 23.0
3 NaN
4 6.0
5 8.0
dtype: float64
"""
s2 = pd.Series(np.arange(6))
print(s2)
""" Output
0 0
1 1
2 2
3 3
4 4
5 5
dtype: int32
"""
s3 = pd.Series(np.arange(2, 10,2))
print(s3)
""" Output
0 2
1 4
2 6
3 8
dtype: int32
"""