Installation#

Pyenv Installation (if necessary)#

git clone https://github.com/pyenv/pyenv.git ~/.pyenv
cd ~/.pyenv && src/configure && make -C src && cd ..
~/.pyenv/bin/pyenv install --list
~/.pyenv/bin/pyenv install <version>

Virtual Environment#

Create directory with virtual environment (mkdir retrieval_dir)

python -m venv venvname
source venvname/bin/activate

Install petitRADTRANS from Gitlab#

Install prerequisites

pip install numpy meson-python ninja

Installation of petitRADTRANS

git clone https://gitlab.com/mauricemolli/petitRADTRANS.git
cd petitRADTRANS
pip install . --no-build-isolation

Check installation of petitRADTRANS (and set path to opacities)

python
from petitRADTRANS.config import petitradtrans_config_parser
petitradtrans_config_parser.set_input_data_path(<path to opacity database>)

Install PyMultiNest from Github#

Install and build MultiNest

git clone https://github.com/JohannesBuchner/MultiNest
cd MultciNest/build
cmake ..
make

Add path for LD library to .bashrc (or .bash_profile) file (source .bashrc)

export LD_LIBRARY_PATH=<path to MultiNest>/MultiNest/lib/:$LD_LIBRARY_PATH

Don’t forget to source .bashrc

Install PyRetLIFE Package from Github#

Install PyRetLIFE Package

git clone https://github.com/LIFE-SpaceMission/LIFE-Retrieval-Framework
-
pip install -e .
pip install -r ./requirements.txt

Installation

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