[docs]classPMECalculator(Calculator):r""" Potential using a particle mesh-based Ewald (PME). Refer to :class:`torchpme.PMECalculator` 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.PMECalculator