Dependencies¶ Requirements These are external packages which you will need to install before installing Basemap. Matplotlib 1.0.0 (or later, download) Python 2.6 (or later, including Python 3) (download) Matplotlib 2.2 LTS requires Python 2.7 or later Matplotlib 3.0 requires Python 3.5 or later NumPy 1.2.1 (or later) Array support for Python (download) PROJ4 Cartographic Projections Library. Requi