// As we didn't set the env var, we get the default value

Hello World from Python

// But if we create an environment variable first
$ export MY_NAME="Wade Wilson"

// And then call the program again
$ python main.py

// Now it can read the environment variable

Hello Wade Wilson from Python
```

</div>

🌐 🔢 💪 ⚒ 🏞 📟, ✋️ 💪 ✍ 📟, &amp; 🚫 ✔️ 🏪 (💕 `git`) ⏮️ 🎂 📁, ⚫️ ⚠ ⚙️ 👫 📳 ⚖️ ⚒.

#### `lru_cache` Technical Details

`@lru_cache` modifies the function it decorates to return the same value that was returned the first time, instead of computing it again, executing the code of the function every time.