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Design Principles VS assertpy

Compare Design Principles VS assertpy and see what are their differences

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Design Principles logo Design Principles

An open source repository of design principles and methods

assertpy logo assertpy

A straightforward assertion library for Python.
  • Design Principles Landing page
    Landing page //
    2023-06-17
  • assertpy Landing page
    Landing page //
    2022-11-06

Design Principles features and specs

  • Comprehensive Resource
    The website offers a wide collection of design principles from various companies and independent designers, providing a rich resource for learning and inspiration.
  • Diverse Perspectives
    The compilation includes principles from various industries and design philosophies, offering a well-rounded view of design thinking.
  • Easy to Navigate
    The site is well-organized and categorized, making it simple to find relevant design principles quickly.
  • Free Access
    The resource is available for free, making it accessible to anyone interested in design principles without any financial barrier.
  • Regularly Updated
    The collection is periodically updated with new content, ensuring users have access to the latest design thinking.

Possible disadvantages of Design Principles

  • Overwhelming Amount of Information
    The extensive collection of principles might be overwhelming for beginners who are just starting to learn about design.
  • Quality Variation
    Because the principles are sourced from various contributors, there is a variation in the quality and depth of the principles listed.
  • Lacks Interactivity
    The site mainly provides static information and lacks interactive elements that could enhance the learning experience.
  • No Community Features
    There are no built-in community features for users to discuss or collaborate on design principles, which could limit the exchange of ideas.
  • Sparse Context
    Some principles are presented without much context or explanation, which may make it difficult to understand their practical application.

assertpy features and specs

  • Fluent API
    Assertpy offers a fluent API that makes assertions more readable and expressive, enabling developers to write assertions in a natural language style that is easy to understand.
  • Chainable Assertions
    It allows for chainable assertions, enabling multiple checks to be performed in a single line of code, thereby reducing verbosity and enhancing clarity.
  • Comprehensive Assertion Methods
    The library provides a wide range of built-in assertion methods, catering to various types of data validations, such as checking for size, type, value, and more.
  • Extensibility
    Assertpy supports extending its functionality by defining custom assertions, allowing developers to tailor it to their specific needs.
  • Pythonic
    Designed with Pythonic principles in mind, Assertpy fits seamlessly into Python projects, enabling idiomatic and consistent code style.

Possible disadvantages of assertpy

  • Learning Curve
    Developers new to the library may encounter a learning curve due to the distinct approach of using fluent and chainable assertions as opposed to traditional methods.
  • Limited by Python Version
    The library may have limitations in terms of compatibility with older versions of Python, requiring users to ensure their environment is up-to-date.
  • Performance Overhead
    The additional abstraction layer introduced by a fluent interface might introduce some performance overhead, especially in performance-critical or resource-constrained environments.
  • Less Community Support
    Compared to more established testing libraries, Assertpy might have less community support and fewer resources available for resolving issues or getting help.
  • Dependency Management
    Using a third-party library introduces additional dependencies to manage, which could complicate project maintenance and compatibility.

Analysis of Design Principles

Overall verdict

  • Yes, Design Principles (principles.design) is a valuable and insightful resource for designers looking to enhance their understanding and application of design principles.

Why this product is good

  • Design Principles (principles.design) is a highly regarded resource that provides a comprehensive collection of well-crafted design principles from various successful companies and products. It offers insights into how these principles guide design decisions, resulting in user-friendly and aesthetically pleasing interfaces. The platform also allows designers to learn from industry leaders, adapting and applying proven frameworks to their own projects, thus improving the overall quality and effectiveness of their design work.

Recommended for

  • UI/UX designers
  • Product designers
  • Design students
  • Creative directors
  • Design educators
  • Anyone interested in understanding how effective design principles can enhance user experiences

Analysis of assertpy

Overall verdict

  • assertpy is a well-regarded, lightweight assertion library for Python that provides a fluent, chainable API for writing readable and expressive test assertions, making it a solid choice for improving test clarity.

Why this product is good

  • Offers a fluent, chainable assertion syntax that makes tests more readable and self-documenting
  • Comprehensive built-in assertions for strings, numbers, lists, dicts, files, dates, and more
  • Produces clear, descriptive failure messages that speed up debugging
  • Lightweight with minimal dependencies and easy to integrate into existing test suites
  • Framework-agnostic, working seamlessly with pytest, unittest, and other test runners
  • Actively maintained open-source project with good documentation and community support

Recommended for

  • Python developers who want more readable and expressive test assertions
  • Teams using pytest or unittest looking to enhance assertion clarity
  • Projects that value descriptive failure messages for faster debugging
  • Developers coming from fluent assertion libraries in other languages (like AssertJ or Chai)
  • QA engineers and testers writing maintainable, self-documenting test code

Design Principles videos

GOTO 2016 โ€ข Secure by Design โ€“ the Architect's Guide to Security Design Principles โ€ข Eoin Woods

assertpy videos

No assertpy videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to Design Principles and assertpy)
Design Tools
100 100%
0% 0
Testing
0 0%
100% 100
Prototyping
100 100%
0% 0
Python
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, Design Principles seems to be more popular. It has been mentiond 9 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Design Principles mentions (9)

  • Meaningful distinction between heuristics and principles?
    Your comment is an interesting one, and I can see how itโ€™s be helpful for some folks who are just setting out in their careers. I was asking not about style guides, but the nuanced differences between heuristics, such as NNgโ€™s, and design principles for decision-making: https://principles.design/. Source: almost 4 years ago
  • I Found 15 Free Resources For Entrepreneurs To Help Them with Social Media, SEO and Growth!
    Principle Design is a Free Resource to learn more about designing better user interfaces and logos for your business. Access 195+ Examples and 1445 principles to learn more about design. (no-signup). Source: almost 4 years ago
  • The importance of having a design system
    Http://styleguides.io/ and https://principles.design/ are worth keeping an eye on, especially for trends that come up and to see what the industry is up to. Source: almost 4 years ago
  • The importance of having a design system
    Https://principles.design/ (collection, guiding ethos). Source: almost 4 years ago
  • Ask HN: How do you design good primitives?
    Https://paperform.co/blog/principles-of-design/ https://principles.design/ https://99designs.com/blog/tips/principles-of-design/. - Source: Hacker News / over 4 years ago
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assertpy mentions (0)

We have not tracked any mentions of assertpy yet. Tracking of assertpy recommendations started around Mar 2021.

What are some alternatives?

When comparing Design Principles and assertpy, you can also consider the following products

Atlassian Design - Design, develop, and deliver

grappa - grappa is an declarative, verbose, and expressive assertion library for Python.

Facebook Design - Resources for Designers from the Facebook Design team

Checklist Design - The best UI and UX practices for production ready design.

Laws of UX - Key maxims that designers must consider when building UX

Product Disrupt - A design student's list of resources to learn Product Design