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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def start_new_feature(**cc_kwargs):
 """Start a new feature within a ballet project Renders the feature template into a temporary directory, then copies the feature files into the proper path within the contrib directory. Args: **cc_kwargs: options for the cookiecutter template Raises: ballet.exc.BalletError: the new feature has the same name as an existing one """

    project = Project.from_path(pathlib.Path.cwd().resolve())
    contrib_dir = project.get('contrib', 'module_path')

    with tempfile.TemporaryDirectory() as tempdir:
        # render feature template
        output_dir = tempdir
        cc_kwargs['output_dir'] = output_dir
        rendered_dir = render_feature_template(**cc_kwargs)

        # copy into contrib dir
        src = rendered_dir
        dst = contrib_dir
        synctree(src, dst, onexist=_fail_if_feature_exists)

    logger.info('Start new feature successful.')