Interactive Quiz ⋅ 9 QuestionsBy Joseph Peart Share In this quiz, you’ll test your understanding of Duck Typing in Python: Writing Flexible and Decoupled Code. By working through this quiz, you’ll revisit what duck typing is and its pros and cons, how Python uses behavior-based interfaces, how protocols and special methods support it, and what alternatives you can use in Python. The quiz contains 9 questions and there is no time limit. You’ll get 1 point for each correct answer. […]

Python’s special __init__.py file marks a directory as a regular Python package and allows you to import its modules. This file runs automatically the first time you import its containing package. You can use it to initialize package-level variables, define functions or classes, and structure the package’s namespace clearly for users. By the end of this video course, you’ll understand that: A directory without an __init__.py file becomes a namespace package, which behaves differently from a regular package and may […]

Interactive Quiz ⋅ 11 QuestionsBy Joseph Peart Share In this quiz, you’ll test your understanding of the pandas DataFrame. By working through this quiz, you’ll review how to create pandas DataFrames, access and modify columns, insert and sort data, extract values as NumPy arrays, and how pandas handles missing data. The quiz contains 11 questions and there is no time limit. You’ll get 1 point for each correct answer. At the end of the quiz, you’ll receive a total score. […]

The YData Profiling package generates an exploratory data analysis (EDA) report with a few lines of code. The report provides dataset and column-level analysis, including plots and summary statistics to help you quickly understand your dataset. These reports can be exported to HTML or JSON so you can share them with other stakeholders. By the end of this tutorial, you’ll understand that: YData Profiling generates interactive reports containing EDA results, including summary statistics, visualizations, correlation matrices, and data quality warnings […]

Interactive Quiz ⋅ 15 QuestionsBy Martin Breuss Share Test your understanding of Dependency Management With Python Poetry. You’ll revisit how to install Poetry the right way, create new projects, manage virtual environments, declare and group dependencies, work with lock files, and keep your dependencies up to date. The quiz contains 15 questions and there is no time limit. You’ll get 1 point for each correct answer. At the end of the quiz, you’ll receive a total score. The maximum score […]

Interactive Quiz ⋅ 8 QuestionsBy Joseph Peart Share This quiz sharpens your intuition for Python’s asyncio module. You’ll decide when async is the right tool, see how the event loop schedules work, and understand how coroutines pause and resume around I/O. Along the way, you’ll revisit async and await, coroutine creation, async generators, asyncio.run(), and concurrent execution with asyncio.gather(). For a quick refresher before you start, check out Hands-On Python 3 Concurrency With the asyncio Module. The quiz contains 8 […]

FastAPI is a web framework for building APIs with Python. It leverages standard Python type hints to provide automatic validation, serialization, and interactive documentation. When you’re deciding between Python web frameworks, FastAPI stands out for its speed, developer experience, and built-in features that reduce boilerplate code for API development: Use Case Pick FastAPI Pick Flask or Django You want to build an API-driven web app ✅ — You need a full-stack web framework — ✅ You value automatic API documentation […]

Interactive Quiz ⋅ 8 QuestionsBy Joseph Peart Share In this quiz, you’ll review hash functions, collision resolution strategies, hash function distribution, the avalanche effect, and key principles of Test-Driven Development. For more practice and context, explore Build a Hash Table in Python With TDD. The quiz contains 8 questions and there is no time limit. You’ll get 1 point for each correct answer. At the end of the quiz, you’ll receive a total score. The maximum score is 100%. Good […]