ASasicsp·Feb 16, 2024
Not a book, but this might help:
"Python Type Challenges" (https://github.com/laike9m/Python-Type-Challenges) — Master Python typing (type hints) with interactive online exercises
In Think Python, 3rd Editionlaike9m
Python-Type-Challenges
Python2023–2024
laike9m / Python-Type-Challenges
Python-Type-Challenges
Master Python typing (type hints) with interactive online exercises!
2Distinct people
3Mentions
0Explicit recommenders
627GitHub stars
What to know before exploring
What it is
Master Python typing (type hints) with interactive online exercises!
GitHub
Where it is used
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What people are saying
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This week on Hacker News
Nov 7–Nov 14 UTC · Direct repository links and separately labeled related project stories. Indexed through 11/14/2026, 11:56:56 AM UTC.
No direct repository links were found in the indexed HN discussions over the past seven days. Older discussions are available below.
Mentions over time
HN mentions by week3 dated mentions
Observed mentions: 2023-11-29 06:38:03 UTC to 2024-02-16 06:12:08 UTC. Weeks start Monday, UTC.
Counts come from the repository’s dated source evidence. Index cutoff: 2026-11-02 08:16:59 UTC.
View mention counts and date ranges
| Period | Start (UTC) | End (exclusive, UTC) | Mentions | Submissions | Comments |
|---|---|---|---|---|---|
| Nov 27 | 2023-11-27 00:00:00 UTC | 2023-12-04 00:00:00 UTC | 2 | 1 | 1 |
| Dec 4 | 2023-12-04 00:00:00 UTC | 2023-12-11 00:00:00 UTC | 0 | 0 | 0 |
| Dec 11 | 2023-12-11 00:00:00 UTC | 2023-12-18 00:00:00 UTC | 0 | 0 | 0 |
| Dec 18 | 2023-12-18 00:00:00 UTC | 2023-12-25 00:00:00 UTC | 0 | 0 | 0 |
| Dec 25 | 2023-12-25 00:00:00 UTC | 2024-01-01 00:00:00 UTC | 0 | 0 | 0 |
| Jan 1 | 2024-01-01 00:00:00 UTC | 2024-01-08 00:00:00 UTC | 0 | 0 | 0 |
| Jan 8 | 2024-01-08 00:00:00 UTC | 2024-01-15 00:00:00 UTC | 0 | 0 | 0 |
| Jan 15 | 2024-01-15 00:00:00 UTC | 2024-01-22 00:00:00 UTC | 0 | 0 | 0 |
| Jan 22 | 2024-01-22 00:00:00 UTC | 2024-01-29 00:00:00 UTC | 0 | 0 | 0 |
| Jan 29 | 2024-01-29 00:00:00 UTC | 2024-02-05 00:00:00 UTC | 0 | 0 | 0 |
| Feb 5 | 2024-02-05 00:00:00 UTC | 2024-02-12 00:00:00 UTC | 0 | 0 | 0 |
| Feb 12 | 2024-02-12 00:00:00 UTC | 2024-02-19 00:00:00 UTC | 1 | 0 | 1 |
What Hacker News says
3 sourcesYour solution is fine. Pyright can infer the return types, so you don't need to annotate the return type.
In fact this is describe in the solution
https://github.com/laike9m/Python-Type-Challenges/blob/main/...
In Show HN: Python-Type-Challenges, master Python typing with online exercisesShow HN: Python-Type-Challenges, master Python typing with online exercises
Hi HN, I'm excited to share Python-Type-Challenges, a collection of hands-on, interactive challenges designed to help Python developers master type annotations. Whether you're new to type hints or looking to deepen your understanding, these exercises provide a fun and educational way to explore Python's type system. I'd love to get your feedback and contributions!
https://github.com/laike9m/Python-Type-Challenges
110 points · Open discussion