Track 3 · Lesson 11 of 11
Project: a shipping and discount rules engine
Build a complete order-quote program for an online shop in five milestones: validation, weight bands, zones, discounts and the final quote.
You will be able to
- Translate a written business policy into conditions, one rule at a time
- Validate input with guard clauses before calculating anything
- Combine tiers, membership tests, match and logical operators in one program
- Test a rules engine systematically at every threshold
Included with a Formula Quest membership
It has 5 graded exercises with feedback, hints and solutions. Python Quest is included in Formula Quest memberships that cover Python; membership and billing are managed on Formula Quest.
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Tracks 1 and 2, the first lesson of every track, the playground and the dataset library are free.