def sli_run(parameters=object(),<EOL>fname='<STR_LIT>',<EOL>verbosity='<STR_LIT>'):
<EOL>send_nest_params_to_sli(vars(parameters))<EOL>nest.sli_run("<STR_LIT>" % verbosity)<EOL>nest.sli_run('<STR_LIT>' % fname)<EOL>
Takes parameter-class and name of main sli-script as input, initiating the
simulation.

kwargs:
::
    parameters : object, parameter class instance
    fname : str, path to sli codes to be executed
    verbosity : 'str', nest verbosity flag