Conda is a package manager that can be installed on Linux, Windows, and Mac. If you have not yet installed conda on your computer, follow these instructions:

Conda Installation. Follow instructions for Miniconda.

Conda Download. Use the Python 2.7 based installation.

Create an environment named walter:

conda create -n walter -c openalea openalea.lpy boost=1.66

Activate the walter environment (do not type 'source' on windows):

[source] activate walter

Install the different packages

conda install -c openalea openalea.mtg alinea.caribu notebook matplotlib pandas scipy

conda install -c openalea -c conda-forge pvlib-python pytables

conda install rpy2

git clone https://github.com/openalea-incubator/astk.git

Then, in the newly downloaded astk directory, run : python setup.py install

conda install nose