def get_destination_project(src_dir, project=None):
    if project is not None:
        return project
    return _get_applet_spec(src_dir)['project']
:returns: Project ID where applet specified by src_dir would be written
dataset/ETHPy150Open dnanexus/dx-toolkit/src/python/dxpy/app_builder.py/get_destination_project