iexcitoncl
**********
Classical coupling of transition charges
The following table contains the defaults input options for the calculator, The default `OPTIONAL` means this option is switched off, if no input is given. 
`REQUIRED` arguments have to be specified, otherwise an error is thrown.

.. list-table::
   :header-rows: 1
   :widths: 30 20 15 15
   :align: center

   * - Property Name
     - Default Value
     - Description
     - Valid Input
   * - map_file
     - votca_map.xml
     - xml file with segment definition
     - 
   * - job_file
     - exciton.jobs
     - name of jobfile to which jobs are written
     - 
   * - states
     - OPTIONAL
     - | Use a list of pairs of segments and exciton labels for
       | writing the jobfile, e.g. DCV5T:n2s1
     - 
.. note::
   An *xml* file containing the defaults for the `iexcitoncl` calculator can be created via `-p iexcitoncl -o FILENAME` command line options `