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import pandas as pd

import numpy as np

# There are three datastructures in panda

# 1. Series ==> They are a 1-D Matrix

# 2. DataFrame ==> They are a 2-D Matrix

# 3. Panel ==> They are a 3-D Matrix

# Creating a Series Datastructure

a = [1, 2, 3, 4, 5]

series = pd.Series(a)

print(series)

# Creating the Dataframe Datastructure

b = [['Ashika', 24], ['Tanu', 23], ['Ashwin', 22],['Mohith', 16], ['Sourabh', 10]]

dataframe = pd.DataFrame(b, columns= ['Name', 'Age'], dtype= int)

print(dataframe)

# Creating the Panel Datastructure

data = {'Item1' : pd.DataFrame(np.random.randn(4, 3)),

'Item2' : pd.DataFrame(np.random.randn(4, 2))}

p = pd.Panel(data)

print(p.minor_xs(1))