Reference library

Modern tooling

uv, ruff, pyproject.toml, packaging, and current Python project workflows.

1 match
Modern tooling easy

How to Mock Poetry pyproject.toml Dependencies Sections in Python

Parse and extract dependency lists from Poetry-style pyproject.toml text using Python's standard library.

pyproject poetry toml
Python
from pathlib import Path
import re


def parse_pyproject_dependencies(text):
    """Extract dependencies from a pyproject.toml style text."""
    lines = text.splitlines()
    sections = {
        "dependencies": [],
        "dev": [],
        "optional": [],
    }
    current_section = None

    patterns = {
        …
15 0 Open

Browse by section

Each section groups closely related Python snippets.

Modern tooling — Python code examples

What you will find here

This page collects modern tooling snippets — short, copy-ready Python you can paste into our free online IDE and run without installing anything. Each sample includes a plain-English explanation and the full source code.

Samples vs tutorials and challenges

Samples are quick reference — one concept per page. For step-by-step teaching, use our Python tutorials. To test yourself, try quizzes or coding challenges. Clean up style with the Python formatter.