pywis-topics

Overview

pywis-topics is a utility to work with the WIS2 Topic Hierarchy

Installation

The easiest way to install pywis-topics is via the Python pip utility:

pip3 install pywis-topics

Requirements

• Python 3
• virtualenv

Dependencies

Dependencies are listed in requirements.txt. Dependencies are automatically installed during pywis-topics installation.

Installing pywis-topics

# setup virtualenv
python3 -m venv --system-site-packages pywis-topics
cd pywis-topics
source bin/activate

# clone codebase and install
git clone https://github.com/wmo-im/pywis-topics.git
cd pywis-topics
python3 setup.py install

Running

First check pywis-topics was correctly installed

pywis-topics --version

Listing and valiation

# validate a WIS2 topic hierarchy
pywis-topics validate origin/a/wis2/ca-eccc-msc

# list children of a given WIS2 topic hierarchy level
pywis-topics list wis2/a

Using the API

Python examples:

# subscriber example
from pywis_topics.topics import TopicHierarchy

th = TopicHierarchy()

th.validate('origin/a/wis2/ca-eccc-msc/data/core')
th.list_children('origin/a/wis2')

Development

Running Tests

# install dev requirements
pip3 install -r requirements-dev.txt

# run tests like this:
python3 tests/run_tests.py

# or this:
python3 setup.py test

Releasing

# create release (x.y.z is the release version)
vi pywis_topics/__init__.py  # update __version__
git commit -am 'update release version x.y.z'
git push origin main
git tag -a x.y.z -m 'tagging release version x.y.z'
git push --tags

# upload to PyPI
rm -fr build dist *.egg-info
python3 setup.py sdist bdist_wheel --universal
twine upload dist/*

# publish release on GitHub (https://github.com/wmo-im/pywis-topics/releases/new)

# bump version back to dev
vi pywis_topics/__init__.py  # update __version__
git commit -am 'back to dev'
git push origin main

Code Conventions

• PEP8

Bugs and Issues

All bugs, enhancements and issues are managed on GitHub.

Contact

• Tom Kralidis