xronos 0.4.0

Reactors for Python

Xronos

The Xronos library for writing reactor programs.

Resources

Github: https://github.com/xronos-inc/xronos

Documentation: https://xronos-inc.github.io/xronos

pypi: https://pypi.org/project/xronos

Prerequisites

Architectures:

• amd64
• arm64

Platforms:

• Ubuntu 22.04
• Ubuntu 24.04

Python:

• Python 3.10
• Python 3.11
• Python 3.12
• Python 3.13

Installation

We recommend working in a virtual environment. Use the following commands to create and load a new environment .venv.

python -m venv .venv
source .venv/bin/activate

Install the xronos pip packge:

pip install xronos

Hello World

This section shows you how to write a hello world program using xronos. Create a file called hello.py and paste the following content into it.

import xronos

class Hello(xronos.Reactor):
    @xronos.reaction
    def hello(self, interface):
        interface.add_trigger(self.startup)
        return lambda: print(f"Hello, world!")

env = xronos.Environment()
env.create_reactor("hello", Hello)
env.execute()

If you see the following output, the library is installed successfully.

$ python hello.py
Hello, world!