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Library to work with trajectories.

Project description

Documentation Status pipelines

Lagranto - A Library to work with trajectories.

A recent build of the documentation is available at


The changelog of can be found under

Install the development environment

Copy locally the latest version from lagranto:

git clone /path/to/local/lagranto
cd path/to/local/lagranto

Prepare the conda environment:

module load miniconda3
conda create -y -q -n lagranto_dev python=3.5.4 pytest
conda env update -q -f lagranto.yml -n lagranto_dev

Install lagranto in development mode in lagranto_dev:

source activate lagranto_dev
pip install -e .

Run the tests:

python -m pytest

Make the modifications available

git clone URL       # Copy the server version locally
git status          # Give the status of the file as seen from git
git pull            # Get the latest version from the server
git add FILES...    # Add modified files
git commit          # Add the changes to the git system, only locally
git push            # Push the local changes to the server


To compile the documentation the sphinx package have to be installed:

conda install sphinx

To compile the html documentation:

cd docs
make html

Update package on conda and PyPi


  • A PyPi account

  • A gpg key

General Steps

  1. Change the version number in

  2. Add a tag for this new version:

git tag -s TAGNAME -u KEY
  1. Push the tag:

git push --tags


Simply run:



Edit the version name and the sha256 sum of Lagranto in recipe/meta.yaml. The sha256 can be determined as follow:

wget ""
sha245sum archive.tar.gz

Commit and push the changes, and on github create a pull-request on conda-forge/lagranto-feedstock

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