Python library for modeling aviation climate impacts

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pycontrails is an open source project and Python package for modeling aircraft contrails and other aviation related climate impacts.

pycontrails defines common data structures and interfaces to efficiently build and run models of aircraft performance, emissions, and radiative forcing.

Documentation and examples available at py.contrails.org.

You can install pycontrails from PyPI with pip (Python 3.10 or later required):

$ pip install pycontrails
# install with all optional dependencies
$ pip install "pycontrails[complete]"

Install the latest development version directly from GitHub:

pip install git+https://github.com/contrailcirrus/pycontrails.git

You can install pycontrails from the conda-forge channel with conda (or other conda-like package managers such as mamba):

conda install -c conda-forge pycontrails

The conda-forge package includes all optional runtime dependencies.

See more installation options in the install documentation.

• Ask questions, discuss models, and present ideas in GitHub Discussions.
• Report bugs or suggest changes in GitHub Issues.
• Review the contributing guidelines and contribute improvements as Pull Requests.

Apache License 2.0

Additional attributions in NOTICE.