Packages
testbook lets you write unit tests for Jupyter Notebooks in separate Python test files, treating .ipynb files like .py modules and executing notebook code within test functions.
However, the package is dormant—no releases since 2021-06-02—which raises questions about compatibility with modern Python and Jupyter versions.
Testcontainers spins up Docker containers on demand during tests to provide real service instances without manual setup or teardown.
Install it if you write integration tests and want to avoid mocks or manual container setup.
Provides Docker container orchestration for functional and integration testing, allowing tests to spin up isolated service containers on demand without manual setup.
However, it is still at release candidate stage (0.0.1rc1) with no stable release, and its license is unclear in the metadata.
Provides a PostgreSQL Docker container wrapper for integration and functional testing, automatically managing container lifecycle and connection details.
However, the package is at 0.0.1rc1—clarify whether this is stable or abandoned before committing to production CI.
Testfixtures provides helpers and mock objects for writing unit and integration tests, including comparison utilities, object replacement, datetime mocking, subprocess testing, logging capture, and file/directory sandboxing.
Install it if your test suite needs readable comparisons, object mocking, datetime control, or subprocess/logging verification.
testgres orchestrates temporary PostgreSQL clusters for Python tests, handling initialization, startup, query execution, and automatic cleanup.
Testinfra lets you write Python unit tests that verify the actual state of servers—checking files, packages, services, and system configuration—as a pytest plugin.
Provides base classes and utilities for building database testing frameworks, allowing you to create isolated, temporary database instances for test suites.
Automatically creates and tears down temporary PostgreSQL instances for testing, handling setup and cleanup without manual intervention.
Runs exported browser automation tests locally or on the LambdaTest grid using Playwright, with structured test steps, environment configuration, and optional AI-powered self-healing locators.
Testpath provides utilities for testing code that interacts with files and system commands, including filesystem assertions and mocking of command-line calls.
A Python wrapper for the TestRail API that lets you programmatically create and manage test runs, milestones, results, and attachments in TestRail.
Install it if you need to automate TestRail operations or integrate TestRail into a CI/CD pipeline.
testresources extends unittest to manage expensive shared test resources—like databases or web servers—across multiple test cases, reusing them when clean and tearing them down when dirty to optimize test execution time.
testscenarios extends Python's unittest to run a single test method across multiple scenarios by injecting parameters as test attributes, enabling interface testing and dependency injection patterns.
TestSlide is a test framework for Python that provides strict mocks integrated with unittest.TestCase, enabling unit testing, TDD, and BDD with detailed validation and failure guidance.
testtools extends Python's standard unittest framework with custom matchers, fixture management, detailed test result reporting, and cross-Python compatibility for Python 3.10+.
Install it if you're committed to unittest and want better assertions and diagnostics without migrating to pytest.
tetgen wraps the TetGen C++ library to generate tetrahedral meshes from 3D polyhedral domains, producing constrained Delaunay tetrahedralizations and Voronoi partitions suitable for finite element and finite volume methods.
Install only if you actually work with 3D mesh generation; it is not a general-purpose utility.
Provides a Python client to query text generation models hosted on Hugging Face Inference Endpoints or the Hugging Face Hub, with support for both synchronous and asynchronous generation and token streaming.
Converts Unicode text to ASCII by transliterating non-ASCII characters into their closest ASCII equivalents, with no runtime dependencies.
However, if transliteration quality or ongoing maintenance matters, consider unidecode instead despite its GPL-only license.
Converts written-out number words in text to their digit equivalents, handling both formal and informal phrasing across a range of scales and styles.
Install it if you need this conversion; skip it if your input is already numeric.
Converts natural language number words into their digit representations across seven languages, and detects ordinal, cardinal, and decimal numbers in text streams.
textacy extends spaCy's NLP capabilities with pre- and post-processing tools: text cleaning, entity and n-gram extraction, string similarity metrics, topic modeling, and readability statistics.
However, dormant maintenance (last release 1230 days ago) means you should expect no active support or updates; use it for stable, well-defined tasks rather than as a…
TextArena provides a framework of 100+ text-based games with an OpenAI Gym-style interface for training, evaluating, and benchmarking language models through competitive gameplay.
However, maintenance is aging (302 days since last release), so expect slower bug fixes and feature additions.
TextBlob provides a simple API for common natural language processing tasks including sentiment analysis, part-of-speech tagging, noun phrase extraction, tokenization, and text classification.
Converts strings between different text case formats (snake_case, kebab-case, camelCase, PascalCase, etc.) with support for non-ASCII characters and custom word boundaries.
Install it if you need reliable case conversion; the low friction and permissive license make it a safe addition to any project.
Computes distance and similarity between text sequences using 30+ algorithms including Levenshtein, Jaro-Winkler, Hamming, and compression-based methods.
Install it if you need string distance or similarity computation.
Scores automatic speech recognition or transcription output against a reference text, computing WER and CER with detailed alignment reports and diagnostic tools.
Install it if you regularly evaluate ASR or transcription systems.
TextFSM parses semi-structured text (like CLI command output) using template-based state machines to extract data into structured records.
Converts Textile markup (a human-friendly text format) into HTML, handling formatting, lists, links, and other common web text structures.
Install it if you need to accept or process Textile-formatted text in your application.
A fast text parser library that lets you define grammars using token specs and parsing rules, then parse text into structured parse trees.
Install it if you're building a parser and speed is a priority; skip it if you need error recovery, detailed diagnostics, or support for older Python versions.
Extracts text from documents in multiple formats (PDF, Word, PowerPoint, Excel, images, email) with a single unified interface.
Find and replace multiple strings in text with word-boundary awareness, using C-accelerated Aho-Corasick matching for speed comparable to regex but typically 30-100x faster.
However, verify that pyahocorasick works on your target platform and Python version, and accept that no updates will arrive for compatibility or security issues.
Textstat calculates readability and complexity metrics from text using multiple established formulas, returning grade-level estimates and readability scores.
Creates formatted ASCII tables for console output with support for alignment, data types, cell wrapping, and optional CJK text and emoji rendering via optional dependencies.
However, maintenance is dormant—no updates in over 1000 days—so consider it for stable, low-change use cases only.
Textual is a Python framework for building cross-platform user interfaces that run in the terminal or web browser using a modern, component-based API.
Install it if you're developing CLI tools, dashboards, or interactive terminal applications.
Adds fuzzy-matching autocomplete dropdowns to Textual terminal UI input widgets, with keyboard navigation, styling options, and support for dynamic candidate lists or filesystem paths.
textual-dev provides a command-line tool for developing and testing Textual terminal applications, bundling utilities to streamline the development workflow.
Renders images directly in terminal emulators using Textual widgets and Rich renderables, with support for Kitty's Terminal Graphics Protocol, Sixel graphics, and Unicode fallback.
However, terminal compatibility is critical—check the support matrix first, as many common terminals (GNOME Terminal, Windows Console, Warp) are not supported.
Wraps the Plotext plotting library as a Textual widget, allowing terminal-based plots to be embedded and rendered within Textual applications.
However, note that it is dormant (622 days since last release); adopt it for stable use cases but verify compatibility with your Plotext version and monitor for any…
Runs any Textual terminal application in a web browser by wrapping it in a lightweight HTTP server that communicates with the app via WebSocket.
However, be aware the project is aging (286 days since last release) and maintenance may be slower; evaluate whether the WebSocket latency and subprocess overhead are…