subtractPsf# lsst.meas.algorithms.subtractPsf(psf: lsst.afw.detection.Psf, data: lsst.afw.image._maskedImage.MaskedImageF, x: SupportsFloat | SupportsIndex, y: SupportsFloat | SupportsIndex, psfFlux: SupportsFloat | SupportsIndex = nan) → float#