Add python-testing-crawler

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What is this Python project?

Python Testing Crawler is a crawler for automated functional testing of a web application.

Crawling a server-side-rendered web application is a low cost way to get low quality test coverage of your JavaScript-light web application.

What's the difference between this Python project and similar ones?

Unlike e.g. Scrapy, this crawler is exclusively for use in automated tests, so it

1. works with existing web framework test clients, and is intended to be a drop-in
2. can be configured for what it accepts or considers an error
3. can collect errors