Fixing bug in ``psf_norm``
@@ -331,7 +331,8 @@ def psf_norm(array, fwhm=4, size=None, threshold=None, mask_core=None,
fwhmy=fwhm)
cy, cx = frame_center(psfs, verbose=False)
shiftx, shifty = centroidx - cx, centroidy - cy
- psfs = frame_shift(psfs, -shifty, -shiftx)
+ psfs = frame_shift(psfs, -shifty, -shiftx, imlib=imlib,
+ interpolation=interpolation)
# we check whether the flux is normalized and fix it if needed
fwhm_aper = photutils.CircularAperture((frame_center(psfs)), fwhm/2)
