[docs]classP3MCalculator(Calculator):r""" Potential using a particle-particle particle-mesh based Ewald (P3M). Refer to :class:`torchpme.P3MCalculator` for parameter documentation. For an **example** on the usage for any calculator refer to :ref:`userdoc-how-to`. """# see torchpme.metatensor.calculator_base_calculator=torch_calculators.P3MCalculator