python3-werkzeug - 0.14.1+dfsg1-4+deb10u1 main

The Web Server Gateway Interface (WSGI) is a standard interface between web
server software and web applications written in Python.
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Werkzeug is a lightweight library for interfacing with WSGI. It features
request and response objects, an interactive debugging system and a powerful
URI dispatcher. Combine with your choice of third party libraries and
middleware to easily create a custom application framework.
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This package contains the Python 3.x module.