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TOML VS Python Poetry

Compare TOML VS Python Poetry and see what are their differences

TOML logo TOML

TOML - Tom's Obvious, Minimal Language

Python Poetry logo Python Poetry

Python packaging and dependency manager.
  • TOML Landing page
    Landing page //
    2023-10-22
  • Python Poetry Landing page
    Landing page //
    2022-11-12

TOML features and specs

  • Human Readable
    TOML is designed to be easy to read and write due to its simplistic syntax, which is intuitive for humans.
  • Explicit Data Types
    TOML supports various data types including integers, floats, strings, dates, and arrays, which helps in expressing configurations precisely.
  • Hierarchical Configuration
    Allows for nested key-value pairs through its table and array of tables structures, providing a clear way to represent hierarchical data.
  • Standardized Specification
    TOML is guided by a well-defined specification which ensures consistency across different implementations.
  • Lightweight
    It is a minimal and straightforward format that doesn’t require much overhead compared to some other configuration formats.

Possible disadvantages of TOML

  • Limited Complex Data Structures
    TOML is not suited for highly complex data structures, which might make it less ideal for certain advanced configurations.
  • Lacks Scalability Features
    With limited support for advanced features such as conditional configuration or dynamic data, it might not scale well for very large configurations.
  • Not as Widely Adopted
    Compared to formats like JSON or YAML, TOML may have less community support and fewer libraries and tools available across various programming environments.
  • No Native Implementation in Some Languages
    Certain programming environments do not offer native TOML parsing support, requiring third-party libraries which might affect performance or security.

Python Poetry features and specs

  • Dependency Management
    Python Poetry provides a robust system for managing project dependencies, making it easy to specify, install, and update packages.
  • Simplified Configuration
    It uses a clear and concise `pyproject.toml` file for configuration, which simplifies the setup process compared to other tools.
  • Environment Isolation
    Automatically manages virtual environments, ensuring that dependencies are isolated and do not interfere with each other.
  • Consistent Builds
    Poetry can lock dependencies to exact versions, ensuring consistent and repeatable builds across different environments.
  • Publishing Tools
    Includes built-in tools for publishing packages to PyPI, making the distribution process straightforward and streamlined.

Possible disadvantages of Python Poetry

  • Learning Curve
    Requires users to learn new commands and techniques, which can be a barrier for those familiar with other tools like pip and virtualenv.
  • Performance
    Dependency resolution and installation processes can sometimes be slower compared to tools like pip, especially for large projects.
  • Compatibility
    May have compatibility issues with certain packages or tools that expect a different environment or dependency management system.
  • Community Support
    While growing, the community and ecosystem around Poetry are not as large or mature as those around more established tools.
  • Limited IDE Integration
    Integration with some Integrated Development Environments (IDEs) might not be as seamless as for more widely used tools, potentially impacting productivity.

Analysis of Python Poetry

Overall verdict

  • Yes, Python Poetry is considered a good tool for managing Python projects, especially for developers who prefer a streamlined, cohesive approach to dependency management and virtual environment handling.

Why this product is good

  • Python Poetry is highly regarded because it simplifies dependency management and project setup for Python projects. It uses a simple `pyproject.toml` file for configuration and has a clear, intuitive CLI. It also resolves dependencies consistently and creates isolated virtual environments by default, which enhances project reproducibility and reduces conflicts.

Recommended for

  • Developers seeking a modern alternative to `pip` and `virtualenv`
  • Teams looking for consistent dependency resolution across different environments
  • Python developers prioritizing ease of use and intuitive project setup
  • Projects requiring robust dependency management and isolation

TOML videos

JuliaCon 2019 | Pkg, Project.toml, Manifest.toml and Environments | Fredrik Ekre

More videos:

  • Review - TOML Decoder: The Beginning

Python Poetry videos

My Poetry is BAD

Category Popularity

0-100% (relative to TOML and Python Poetry)
Configuration Management
100 100%
0% 0
Kids
0 0%
100% 100
Software Development
100 100%
0% 0
Developer Tools
17 17%
83% 83

User comments

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Social recommendations and mentions

Based on our record, Python Poetry seems to be a lot more popular than TOML. While we know about 169 links to Python Poetry, we've tracked only 12 mentions of TOML. 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.

TOML mentions (12)

  • My open source project was stolen and relicensed by a YC company
    Some 15 years ago, I made a small configuration language: https://github.com/Respect/Config/blob/master/docs/README.md -- You could say that is just a coincidence, and it's an obvious idea that anyone could have had. But then again, also around that time, a sibling component for the configuration language was featured on "The Changelog" (then, a very popular website featuring interesting projects).... - Source: Hacker News / about 1 year ago
  • Let's meet Black: Python Code Formatting
    Black uses by default the pyproject.toml file. This file contains a section for each different tool we want to use. The use of a configuration file like pyproject.toml is quite a good choice and helps the contributors to use the same tools and configurations you're using. - Source: dev.to / over 2 years ago
  • ML Configuration Management
    Accessing the rest of the relevant variables is based on the various sections in the toml file. For example, referencing the Production Service Account (SA) will be by accessing the SERVICE_ACCOUNT variable which is under the [prd] section. - Source: dev.to / about 4 years ago
  • Get good Git info from Hugo
    In your project config file, set enableGitInfo to true (here, I’m showing the Hugo default of TOML, although my own config file is actually YAML):. - Source: dev.to / over 4 years ago
  • json, please...
    For config file use case I cannot recommend enough TOML. Source: over 4 years ago
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Python Poetry mentions (169)

  • The lazy developer's code quality
    And the environment, can it be modernized too ? With what ? Well, just like there are two schools, emacs and vi, there are also two schools, poetry and uv .. Without even mentioning all the others. - Source: dev.to / 4 months ago
  • Build, Manage, and Ship Python Projects the Easy Way using Poetry
    Poetry solves this problem by giving you one clean workflow for managing Python projects from start to finish. - Source: dev.to / 10 months ago
  • How I stopped worrying and loved Makefiles
    I love Python for it's simplicity... At least when it comes to coding, because when you start managing dependencies, it's getting tricky. What do you use: raw dependencies.txt or rather Poetry or Pipenv? Do you use system Python or maybe pyenv? - Source: dev.to / about 1 year ago
  • Configuring CSP: A Test For Django 6.0
    The Bakery Demo project uses pip from Python for package management, and the Wagtail dot org website uses Poetry. The differences in connecting both were very subtle, with the bakery demo being the easier of the two. The overarching requirement was that you would have cloned the most recent version of Django from its GitHub repository. For the Bakery Demo, you would need a virtual environment and an installation... - Source: dev.to / about 1 year ago
  • Introducing Quart: A Modern Alternative to Flask (with Async Support)
    A Python-based asynchronous REST API built with Quart, SQLAlchemy (async), and [PostgreSQL], using Poetry for dependency management. - Source: dev.to / about 1 year ago
View more

What are some alternatives?

When comparing TOML and Python Poetry, you can also consider the following products

JSON - (JavaScript Object Notation) is a lightweight data-interchange format

Conda - Binary package manager with support for environments.

YAML - YAML 1.2 --- YAML: YAML Ain't Markup Language

Python Package Index - A repository of software for the Python programming language

Protocol Buffers - A method for serializing and interchanging structured data.

FastAPI - FastAPI is an Open Source, modern, fast (high-performance), web framework for building APIs with Python 3.6+ based on standard Python type hints.