1 Prerequisites This skill 0 Unlocked

Skill · Development · Go deeper into a language: concurrency, performance, metaprogramming

Run concurrent work and choose the right model

Run concurrent work in Python and choose the right model for the workload: asyncio, threads or processes.

Start lesson 1The Development domain

• 6 lessons
• ~3 h 55 of reading
• 6 quizzes
• 0 proof lab

The path

Where it comes from, where it leads

What you need to know first, where you stand on this skill, and what it opens next. Your status is computed in your browser, from what you have read and passed.

Before · 1 prerequisite

• Read and transform data (JSON, YAML, APIs)

Depending on the chosen tool, you also need:

• Python (default)

  • Write a tested command-line tool

• Go

  • Structure a Go program: functions, methods, interfaces, errors, packages and modules

Recommended before · 1

• Write a tested command-line tool

This skill, for you

Run concurrent work and choose the right model

Computing

It unlocks · nothing yet

No other skill requires it: it is an end-of-path skill.

Lessons

How to learn it

This skill is learned with the tool of your choice; your preferences decide the path followed in your journey. Each path lists its lessons in program order.

With Python

6 lessons · ~3 h 55 default

Part 1 · Volet 5 · Mettre en pratique (in French) 1 lesson · ~30 min

1. 1La programmation asynchrone (in French)· 30 min

Part 2 · Volet 1 · Concurrence (in French) 5 lessons · ~3 h 25

1. 2asyncio avancé (in French)· 40 min
2. 3Le threading (in French)· 40 min
3. 4Le multiprocessing (in French)· 50 min
4. 5concurrent.futures (in French)· 35 min
5. 6Comprendre le GIL (in French)· 40 min

With Go

4 lessons · ~2 h 05

1. 1Goroutines et channels (in French)· 20 min
2. 2Les channels en détail (in French)· 25 min
3. 3sync, WaitGroup et errgroup (in French)· 45 min
4. 4Le contexte (context.Context) (in French)· 35 min

Beyond the lessons

Assess, practise, pass the proof

Reading a lesson confirms nothing. A skill is confirmed by a passed quiz, practised in a guided lab, and put to the test by a challenge or a mission; an imported lab result is not verified by the site.

Assess yourself

6 quizzes

At the end of the lessons: passed at 70%, they confirm the skill.

Practice

No guided lab

No guided lab practices it yet.

Proof

No proof

Neither a challenge nor a mission with a proof yet.

Around it

Who requires it, who teaches it

Required by

• Platform Engineer
• Site Reliability Engineer

Taught by

• Golang (in French)
• Python avancé (in French)
• Python (in French)

Tool of your choice: Python or Go.

Same block · Go deeper into a language: concurrency, performance, metaprogramming

• Profile and optimize a Python program, up to a native extension
• Act on classes and attributes in Python: metaclasses, descriptors and Pythonic patterns
• Harden a Python test suite: Hypothesis, pytest fixtures, coverage and mutation

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