def get_flux(self, irradiation, level, position):
    positions = self.get_flux_positions(irradiation, level)
    return self.get_flux_from_positions(position, positions)
def get_flux(self, irradiation, level, position):
    positions = self.get_flux_positions(irradiation, level)
    return self.get_flux_from_positions(position, positions)