The envtoolkit module is to be seen as a Python toolbox devoted to Earth Scientists. It is divided into multiple sub-modules, which are summarised in the table below.

Module name


Functions and classes related to maps (finding points within a polygon, masked Lambert projection)


Functions and classes related to colors (generation of fancy colormaps, classification mapping)


Functions and classes related to time-series processing (monthly and daily climatologies, Lanczos filtering, multitaper spectral analysis)

Functions related to the handling of NetCDF files

This module is likely to evolve. Don’t hesitate to regularly update to the last version (see the Downloading the source section).

If you have any questions, suggestions or if have found any bugs, feel free to contact me at