Embedding a Python Application in uWSGI
WyWeb (my software that is running this website right now) uses uWSGI to communicate
with the server. Previously, WyWeb was a loose collection of python files that needed to be run in a virtualenv and
started with a separate uWSGI command and a configuration file. This was fine when WyWeb was fairly bare bones and only
used by me, but as I began to expand its functionality, I wanted to easily share it with others. Having people clone a
git repo, manage dependencies, manually set up systemd services, and configure a server is too much to ask. Luckily, I
found uWSGI’s official documentation on how to embed a python
script in a standalone binary! Unluckily, the instructions are out-of-date at best, objectively wrong at worst, and
written in a tone so intolerable that I thought I had been catapulted back to the heckin’ epicsause year of our Lord
2010. Luckily for you I am recording my steps for success so that hopefully you can be spared the torment I have
endured.
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Writing a Simple Notcurses Program
Notcurses is a modern TUI library written by Nick
Black (who you may see around the net as dankamongmen or some equally
dank designation). As Dank himself will tell you, the older ncurses library is beautifully
documented, rigorously tested, and very well supported. It is, however, quite old tracing its
history back to at least 1982, and as such lacks some modern features such as thread-safety. I had
been using the venerable ncurses for my fireplace program -
a use case that it was never designed to handle. Overall ncurses does a good job, but there is
occasional tearing and artifacts. Notcurses solved all the graphical glitches beautifully, and
performance was noticeably improved. The problem is that just about the only other person using
notcurses is Nick Black himself, and while his documentation is extensive, it is mostly source code
snippets with few examples. Hopefully this article will provide a nice jumping-off point for the
absolute beginner.
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