@property
    def folder(self):
        return Path(os.path.dirname(self))
A background model, use for the calculation of the primary fields.
dataset/ETHPy150Open pypa/pip/tests/lib/path.py/Path.folder--crossover with--dataset/ETHPy150Open simpeg/simpeg/SimPEG/MT/Problem1D/Probs.py/eForm_psField.sigmaPrimary