Source code for jwst.coron.align_refs_step

from ..stpipe import Step
from .. import datamodels
from . import imageregistration

__all__ = ["AlignRefsStep"]

[docs]class AlignRefsStep(Step): """ AlignRefsStep: Align coronagraphic PSF images with science target images. """ spec = """ """ reference_file_types = ['psfmask']
[docs] def process(self, target, psf): # Open the input science target model with as target_model: # Get the name of the psf mask reference file to use self.mask_name = self.get_reference_file(target_model, 'psfmask')'Using PSFMASK reference file %s', self.mask_name) # Check for a valid reference file if self.mask_name == 'N/A': self.log.warning('No PSFMASK reference file found') self.log.warning('Align_refs step will be skipped') return None # Open the psf mask reference file mask_model = datamodels.ImageModel(self.mask_name) # Open the input psf images psf_model = # Call the alignment routine result = imageregistration.align_models(target_model, psf_model, mask_model) result.meta.cal_step.align_psfs = 'COMPLETE' mask_model.close() psf_model.close() return result