http://www.gmtpython.xyz/install.html
source ~/.bashrc
source activate gmt-python
source deactivate gmt-python
conda config –add channels conda-forge
conda create –name gmt-python python=3.6 pip
source activate gmt-python
conda install gmt -c conda-forge/label/dev
conda install numpy pandas xarray
pip install https://github.com/GenericMappingTools/gmt-python/archive/master.zip
conda install pytest pytest-mpl ipython
conda install ipython ipython-notebook