Added information on how to switch to esmvaltool conda environment

README.md

@@ -2,3 +2,84 @@
 
 [Docker image](https://hub.docker.com/r/nordicesmhub/jupyterhub-nird-toolkit) for Jupyterhub NIRD toolkit.
 
+esmvalTool is available in the esmvaltool conda environment in the jupyterhub.
+
+## Activate esmvaltool conda environment in the jupyterhub
+
+Open a terminal in the Jupyterhub:
+
+```
+source activate esmvaltool
+python -m ipykernel install --user --name=esmvaltool
+```
+
+Then restart your server to see esmvaltool environment (as shown on the figure below).
+
+
+## Using esmvaltool from the command line
+
+Open a terminal in the jupyterhub to setup your environment.
+
+```
+source activate esmvaltool
+esmvaltool --help
+```
+
+The help returns:
+
+```
+
+usage: esmvaltool [-h] [-v] [-c CONFIG_FILE] [-s] [--max-datasets MAX_DATASETS] [--max-years MAX_YEARS] [--skip-nonexistent] [--diagnostics [DIAGNOSTICS [DIAGNOSTICS ...]]] recipe
+
+______________________________________________________________________
+          _____ ____  __  ____     __    _ _____           _
+         | ____/ ___||  \/  \ \   / /_ _| |_   _|__   ___ | |
+         |  _| \___ \| |\/| |\ \ / / _` | | | |/ _ \ / _ \| |
+         | |___ ___) | |  | | \ V / (_| | | | | (_) | (_) | |
+         |_____|____/|_|  |_|  \_/ \__,_|_| |_|\___/ \___/|_|
+______________________________________________________________________
+
+ESMValTool - Earth System Model Evaluation Tool.
+
+http://www.esmvaltool.org
+
+CORE DEVELOPMENT TEAM AND CONTACTS:
+  Veronika Eyring (PI; DLR, Germany - [email protected])
+  Bouwe Andela (NLESC, Netherlands - [email protected])
+  Bjoern Broetz (DLR, Germany - [email protected])
+  Lee de Mora (PML, UK - [email protected])
+  Niels Drost (NLESC, Netherlands - [email protected])
+  Nikolay Koldunov (AWI, Germany - [email protected])
+  Axel Lauer (DLR, Germany - [email protected])
+  Benjamin Mueller (LMU, Germany - [email protected])
+  Valeriu Predoi (URead, UK - [email protected])
+  Mattia Righi (DLR, Germany - [email protected])
+  Manuel Schlund (DLR, Germany - [email protected])
+  Javier Vegas-Regidor (BSC, Spain - [email protected])
+
+For further help, please read the documentation at
+http://esmvaltool.readthedocs.io. Have fun!
+
+positional arguments:
+  recipe                Path or name of the yaml recipe file
+
+optional arguments:
+  -h, --help            show this help message and exit
+  -v, --version         return ESMValTool's version number and exit
+  -c CONFIG_FILE, --config-file CONFIG_FILE
+                        Config file
+  -s, --synda-download  Download input data using synda. This requires a working synda installation.
+  --max-datasets MAX_DATASETS
+                        Try to limit the number of datasets used to MAX_DATASETS.
+  --max-years MAX_YEARS
+                        Limit the number of years to MAX_YEARS.
+  --skip-nonexistent    Skip datasets that cannot be found.
+  --diagnostics [DIAGNOSTICS [DIAGNOSTICS ...]]
+                        Only run the named diagnostics from the recipe.
+```
+
+This command needs to be repeated everytime you start a new terminal.
+
+
+
+