Skip to main content

Courses About Pricing Educators

Sign in Get started

Courses About Pricing Educators

Get started Sign in

Loading courses

Loading lessons

Comprehensions: Python: Uncharted

Courses PythonComprehensions

Comprehensions

Build readable list, dictionary, and set comprehensions, combine transformations with filters, and know when an explicit loop communicates the job better.

Python
Unit 11 of 20
20 lessons
180 min
420 XP

Every lesson is open. Sign in when you are ready to begin.

Sign in to start

Lessons

20 total

1One-Line FactoriesRecognize loop recipes that a clear comprehension can express in one sentence.InteractiveConcept7 min20 XPOpen
2Your First ComprehensionBuild a doubled list with a direct Python list comprehension.CodeConcept8 min20 XPOpen
3Read It AloudMatch comprehension syntax to the English sentence it expresses.InteractiveConcept7 min20 XPOpen
4Transform the CartReturn tax-inclusive prices with one list comprehension.CodeConcept8 min20 XPOpen
5if Keeps SomeFilter a product list with an if-clause inside a comprehension.CodeConcept8 min20 XPOpen
6Transform and FilterTransform only qualifying prices in one filtered comprehension.CodeConcept9 min20 XPOpen
7Predict the ComprehensionTrace a filtered transformation in comprehension reading order.InteractiveConcept8 min20 XPOpen
8Strings In, Strings OutClean every name with one list comprehension.CodeConcept8 min20 XPOpen
9if/else InsideChoose an output label for every input with a value-position conditional.CodeConcept9 min20 XPOpen
10Dict ComprehensionsMap every name to its length with a dictionary comprehension.CodeConcept9 min20 XPOpen
11Flip the DictInvert dictionary keys and values with a dictionary comprehension.CodeConcept9 min20 XPOpen
12Set ComprehensionsCollect unique lowercase first letters with a set comprehension.CodeConcept8 min20 XPOpen
13Nested, with CareBuild Cartesian pairs with two readable comprehension for-clauses.CodeConcept10 min20 XPOpen
14Too Clever by HalfJudge which collection recipes communicate better as explicit loops.InteractiveConcept8 min20 XPOpen
15Rewrite the LoopsReplace three regular loop recipes with list and dictionary comprehensions.CodePractice11 min20 XPOpen
16Rewrite the ComprehensionReplace a dense comprehension with a clear explicit loop.CodePractice11 min20 XPOpen
17Grade CurverCurve and cap every grade in one readable list comprehension.CodePractice11 min20 XPOpen
18Initials One-LinerCompress the initials machine into one returned comprehension pipeline.CodePractice10 min20 XPOpen
19When to Reach for OneExplain a readability-first rule for choosing a comprehension or loop.InteractiveConcept9 min20 XPOpen
20Comprehensions Mastery CheckBuild three independent inventory views with list, dictionary, and set comprehensions.CodeMastery check12 min40 XPOpen

Tuples, Sets, and Unpacking Functions as Values