How to fix ValueError: Index contains duplicate entries, cannot reshape when... in Python

Hello, Dedicated Coders! 🖥️💡

Troubling Scenario: ❗️

import pandas as pd

# Create a DataFrame with duplicate entries in the 'X' and 'Y' columns
data = {
'X': ['A', 'B', 'A'],
'Y': ['one', 'one', 'one'],
'Z': [1, 2, 3]
}

df = pd.DataFrame(data)

# Attempt to pivot the DataFrame

Unwanted Result: 🚫

Effective Resolution: ✔️

import pandas as pd

data = {
'X': ['A', 'B', 'A'],
'Y': ['one', 'one', 'one'],
'Z': [1, 2, 3]
}

df = pd.DataFrame(data)

Desired Output: 🏁

Y one
X
A 1.0
B 2.0

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