pytoolconfig
Python tool configuration
Decision gist · record as of 2026-08-14
Yes, if you are building or extending a Python tool that needs to read configuration from pyproject.toml and want to avoid writing config-parsing code yourself. The low install friction and active maintenance make it a reasonable choice. Be aware of the LGPL-3.0-or-later license if you plan to modify or redistribute the library. The modest project visibility and small dependency footprint suggest it is stable but not widely battle-tested.AI-flagged interpretation of the facts on this page — verify before relying
Before you install
- Requires Python 3.8 or later; Python 3.13+ may work but is not tested.
- Low install friction with only two runtime dependencies (tomli and packaging).
- Active maintenance with a recent commit as of 2026-08-13, though the project has modest visibility with 5 repository stars.
License · maintenance · safety
LGPL-3.0-or-later (copyleft) — Licensed under LGPL-3.0-or-later (copyleft). Any derivative work or modification must be released under a compatible license; using this library in proprietary code is permitted if you do not modify it, but modifications require copyleft compliance.
last release 2024-01-11 (946 days) · last repo commit 2026-08-13 · 5 stars
0 known vulnerabilities (OSV.dev, 2026-08-14) · 1,289,290 downloads/mo, #4,106 on PyPI
Alternatives
Verify before relying
pip install pytoolconfig
from pytoolconfig.pytoolconfig import PyToolConfig
config = PyToolConfig()
tool_config = config.load_config(tool='rope')- Whether the library handles all pyproject.toml edge cases and format variations in practice
- Performance characteristics when reading large or complex configuration files
- Compatibility with Python 3.13+ despite the stated lack of testing
What it is and what it does
Pytoolconfig is a library for reading and managing configuration settings for Python development tools. It abstracts away the details of finding and parsing configuration from multiple sources—primarily pyproject.toml—so that tools like rope can access their settings through a consistent interface rather than implementing their own config parsing.
The library depends on tomli for TOML parsing and packaging for version handling. It is designed to work with Python 3.8 through 3.12, with uncertain support for 3.13+. The project is actively maintained but has limited adoption (around 1.3 million monthly downloads, ranking in the top 5000 packages), and carries a copyleft license that requires derivative works to remain open-source.
Use it for
- Build a Python tool that reads its settings from pyproject.toml without implementing TOML parsing yourself
- Migrate tool configuration from scattered config files to a unified pyproject.toml format
- Access rope or other tool configurations programmatically from a Python script
- Standardize how a suite of Python tools discover and load their configuration
Worth the install?
AI-flagged interpretation of the facts on this page. Verify before relying on it.
Yes, if you are building or extending a Python tool that needs to read configuration from pyproject.toml and want to avoid writing config-parsing code yourself.
The low install friction and active maintenance make it a reasonable choice. Be aware of the LGPL-3.0-or-later license if you plan to modify or redistribute the library. The modest project visibility and small dependency footprint suggest it is stable but not widely battle-tested.
Install
pytoolconfig on PyPI
Before you install
Low install friction with only two runtime dependencies (tomli and packaging). Active maintenance with a recent commit as of 2026-08-13, though the project has modest visibility with 5 repository stars.
Requires Python 3.8 or later; Python 3.13+ may work but is not tested.
License in practice
Licensed under LGPL-3.0-or-later (copyleft). Any derivative work or modification must be released under a compatible license; using this library in proprietary code is permitted if you do not modify it, but modifications require copyleft compliance.
Quickstart
pip install pytoolconfig
from pytoolconfig.pytoolconfig import PyToolConfig
config = PyToolConfig()
tool_config = config.load_config(tool='rope')Verify before relying
- Whether the library handles all pyproject.toml edge cases and format variations in practice
- Performance characteristics when reading large or complex configuration files
- Compatibility with Python 3.13+ despite the stated lack of testing
Package facts
| License | LGPL-3.0-or-later copyleft |
| Python support | Supports the current Python release >=3.8 |
| Install friction | Low. Pure-Python wheel |
| Runtime dependencies | 2 packagestomlipackaging |
| Maintenance | Actively maintained 946 days since the last release |
| Last repo commit | |
| First released | |
| Downloads | 1,289,290 / month, #4,106 on PyPI 30-day window, as of 2026-08-14 |
| Known vulnerabilities | None known OSV.dev, checked 2026-08-14 |
Evidence: pytoolconfig-1.3.1-py3-none-any.whl
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See also maison · sphinx-pyproject · setoptconf-tmp · setoptconf · pyproject-toml · pyproject-parser · tomlrt · pdm · bestconfig · yaml-config