Python support for OpenC3 COSMOS
This project allows accessing the COSMOS API from the python programming language. Additional functionality and support will be added over time.
Installation
For Users
pip install openc3
For Development
See README-DEV.md for complete development setup.
Install Development Tools
Install UV, Ruff, and Just using pipx (recommended for isolated environments):
# Install pipx if not already installed
pip install --user pipx
pipx ensurepath
# Install development tools
pipx install uv
pipx install ruff
pipx install just
Or using your system package manager:
- macOS:
brew install uv ruff just - Linux: See UV docs, Ruff docs, Just docs
- Windows: See tool documentation links above
Quick Start
# Create virtual environment and install dependencies
cosmos/openc3/python % uv venv
cosmos/openc3/python % uv sync
# Run tests
cosmos/openc3/python % uv run pytest
# Run tests with coverage
cosmos/openc3/python % uv run coverage run -m pytest
cosmos/openc3/python % uv run coverage html
2 maintainers
Release files for openc3 7.4.0
For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.
Source distribution (sdist)
| File | Size | Uploaded | |
|---|---|---|---|
| openc3-7.4.0.tar.gz | 406.9 kB | Details |
Built distribution (wheel)
| File | Interpreter | ABI | Platform | Reset |
|---|---|---|---|---|
| openc3-7.4.0-py3-none-any.whl | Python 3 | none | any | Details |
Total release size: 965.9 kB
Release files / openc3-7.4.0.tar.gz
| Download URL | openc3-7.4.0.tar.gz |
|---|---|
| Size | 406.9 kB |
| Tags | Source |
|
SHA-256 checksum How to use checksums |
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|
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BLAKE2b-256 checksum How to use checksums |
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|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
twine/7.0.0 CPython/3.13.14
|
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Sep 11, 2026.
Transparency logRelease files / openc3-7.4.0-py3-none-any.whl
| Download URL | openc3-7.4.0-py3-none-any.whl |
|---|---|
| Size | 559.0 kB |
| Tags | Python 3 |
|
SHA-256 checksum How to use checksums |
944a4ae8d024932079e25eaab8bdfebaed583b7dada689b97362ea2eac32f7e3
|
|
BLAKE2b-256 checksum How to use checksums |
987c9c8da3f0ea1fb19b6f58ce0161f8b1117013c7178d549d7fa2fdd36a99b0
|
| Upload date | |
|
Uploaded using Trusted Publishing? What is trusted publishing? |
Yes |
| Uploaded via |
twine/7.0.0 CPython/3.13.14
|
Provenance
Provenance describes where a file came from. On PyPI, provenance is shared via attestations, which provide a verifiable record of the build or publishing details. View details, limitations and caveats.
PyPI Publish Attestation
PyPI verified that this artifact, at this checksum, originated from the publisher listed below.
Signed by GitHub Actions, verified by PyPI on Sep 11, 2026.
Transparency log
