tkwantoperator is an opensource python package that extends the tkwant library with additional operators. Currently, the extension includes energy related operators: current, density, source and heat current. tkwantoperator is distributed under the 2-clause BSD license
Complete install instructions can be found here (or the file INSTALL.rst in the git repository).
The documentation of this package, along with a tutorial, is available at : https://kwant-project.org/extensions/tkwantoperator
