SQLAlchemy 2.0 async — the new normal — FastAPI Production

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Task

📝 **Predict:**

```python
items = [{"id": 1, "total": 10}, {"id": 2, "total": 20}, {"id": 3, "total": 30}]
total_revenue = sum(item["total"] for item in items)
print(total_revenue)
```

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⚡quiz

Error handling — proper HTTP semantics

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Pydantic v2 — your contract layer

⚡quiz

Async, properly

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Prerequisites — what you should know before this track

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Why pandas?

🔮 Predict the output

Read the code carefully

items = [{"id": 1, "total": 10}, {"id": 2, "total": 20}, {"id": 3, "total": 30}]
total_revenue = sum(item["total"] for item in items)
print(total_revenue)

What will the program print? Write here:

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💬 Discussion