import pandas as pd

# Creating Series:
s1 = pd.Series([2.0, 3.5, 6.2, 9.1], name='x-coor')
s2 = pd.Series([-1.0, 0.0, 3.3, 2.1], name='y-coor')

# Creating DataFrame: 
df = pd.concat([s1, s2], axis=1)

print('s1 ='); print(s1); print('')
print('df ='); print(df); print('')

print('Data type of s1:', type(s1))
print('Data type of df:', type(df))