def sample_folder(prj, sample):
return os.path.join(prj.metadata.results_subdir,<EOL>sample["<STR_LIT>"])<EOL>
Get the path to this Project's root folder for the given Sample.

:param attmap.PathExAttMap | Project prj: project with which sample is associated
:param Mapping sample: Sample or sample data for which to get root output
    folder path.
:return str: this Project's root folder for the given Sample