Side by side
pytest vs Tape
Both stand on unit testing. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Linux
pytest offers test discovery, fixtures, detailed assertion feedback and broad test selection for Python projects. Check the runtime requirements for your chosen version and whether its available features cover your testing needs.
Visit pytest Free plan Web
Tape provides a focused test harness with asynchronous test support and TAP output. Teams should account for its default handling of uncaught exceptions and its reliance on companion modules for added functionality.
Visit TapeThe facts
| pytest | Tape | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux | Web |
| Lowest paid plan | Free or on request | Not published |
| Plans published | 1 | None |
| Maker | Not published | Not published |
| Website | pytest.org | github.com |
| On unit testing | #22 of 32 | #26 of 32 |
pytest: what it does well
- Automatically discovers tests by naming convention.
- Fixtures can provide unique temporary directories.
- Runs unittest suites, including trial.
- Supports external plugins and parametrized cases.
- Free and open source.
What to know first
- pytest 9.0+ requires Python 3.10+.
- The listed platform is Linux.
Tape: what it does well
- Runs tests in Node.js and web browsers
- Emits TAP version 13 results
- Supports promises and async-test planning
- Offers a `--no-only` CI option
- Free, open-source, MIT licensed
What to know first
- Uncaught test exceptions cause a crash by default
- Additional features generally require other modules