werkzeug German noun: "tool". Etymology: werk ("work"), zeug ("stuff")
Werkzeug is a comprehensive WSGI
_ web application library. It began as
a simple collection of various utilities for WSGI applications and has
become one of the most advanced WSGI utility libraries.
It includes:
Werkzeug is Unicode aware and doesn't enforce any dependencies. It is up to the developer to choose a template engine, database adapter, and even how to handle requests. It can be used to build all sorts of end user applications such as blogs, wikis, or bulletin boards.
Flask
_ wraps Werkzeug, using it to handle the details of WSGI while
providing more structure and patterns for defining powerful
applications.
Install and update using pip
_:
.. code-block:: text
pip install -U Werkzeug
.. code-block:: python
from werkzeug.wrappers import Request, Response
@Request.application
def application(request):
return Response('Hello, World!')
if __name__ == '__main__':
from werkzeug.serving import run_simple
run_simple('localhost', 4000, application)
.. _WSGI: https://wsgi.readthedocs.io/en/latest/ .. _Flask: https://www.palletsprojects.com/p/flask/ .. _pip: https://pip.pypa.io/en/stable/quickstart/