How to fix KeyError: '[date_variable]' not in index in Python

Hello, Dedicated Coders! 🖥️💡

We're excited to share with you our newest video, "How to solve KeyError: '[date_variable]' not in index in Python". 🎥 This series is meticulously designed to arm you with knowledge 🧠 and skills 🛠️ to overcome frequent coding challenges.

Today, we will decipher 🔎 and resolve a common error faced by Python coders: the bit hard to solve KeyError: '[date_variable]' not in index. Here is a snapshot of the code of the video:

Troubling Scenario: ❗️

import pandas as pd
df = pd.DataFrame({'name': ['Alice', 'Bob'], 'age': [25, 30]})
print(df['date_variable'])

Unwanted Result: 🚫
KeyError: '[date_variable]' not in index

Effective Resolution: ✔️

import pandas as pd
df = pd.DataFrame({'name': ['Alice', 'Bob'], 'age': [25, 30]})
print(df)

Desired Output: 🏁

name age
0 Alice 25
1 Bob 30

In this detailed walkthrough, we will illuminate 💡 the underlying cause of this error, and offer a comprehensive explanation: In Code1, 'date_variable' does not exist in the DataFrame columns. To correct the error, replace 'date_variable' with a valid column name like 'name' or 'age'. 🎯

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