How to fix KeyError: 'VAR_NAME' when using os.environ['VAR_NAME'] without ch... in Python

Hello, Dedicated Coders! 🖥️💡

Troubling Scenario: ❗️

import os

Unwanted Result: 🚫

Effective Resolution: ✔️

import os

Desired Output: 🏁
Default Value

In this detailed walkthrough, we will illuminate 💡 the underlying cause of this error, and offer a comprehensive explanation: Code1 raises a KeyError because it directly accesses 'VAR_NAME' in the environment without checking if it exists. Code2 uses .get() to safely return 'Default Value' if 'VAR_NAME' is not found. 🎯

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