🔧 Refactor #06: Mutating a global → pure function

⚡

← Courses›Creative ChallengesModule 6 · 🔧 Refactor Master (10)›🔧 Refactor #06: Mutating a global → pure functionfix56 / 100

💬 Discuss 🧪 Playground+125 XP

Task

📝 **Task:** Refactor `add_sale` to be pure: accept `totals` as a parameter and return the updated dict.

📋 Implement the function above. Tests run automatically.

💡 **Hint:** Re-read the theory if stuck.

Keep going

🎨fix

🔧 Refactor #07: String `+=` → `join`

🎨fix

🕵️ Case 02: The Mutable Default Argument

🎨fix

🕵️ Case 03: The Floating-Point Money Heist

🤖predictFREE

Prerequisites — what you should know before this track

⚡predictFREE

Prerequisites — what you should know before this track

✏️ Write your code here

🐍

Loading Python...

First visit only — ~5-10s. Stays cached afterward.

📊 Result

Press Run to see result...

Keep going

💬 Discussion