Testing with pytest + httpx
Pydantic v2 — your contract layer
Async, properly
Prerequisites — what you should know before this track
Why pandas?
Read the code carefully
from datetime import datetime, timedelta now = datetime(2026, 5, 14, 12, 0, 0) expires = now + timedelta(hours=1) print((expires - now).total_seconds())
What will the program print? Write here: