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.

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

Returns
-------
None