Python pattern

Iteration & filtering

3 problems in this pattern, climbing easy → medium → hard. Pick wherever you're calibrated.

Easy

0 / 1 solved

Filter orders by status
Python · ~5 min
NEW

Medium

0 / 1 solved

Filter billing events by several rules at once
Python · ~12 min
NEW

Hard

0 / 1 solved

Clean and batch an endless record stream
Python · ~20 min
NEW