Source code for jwst.imprint.imprint_step

from ..stpipe import Step
from .. import datamodels
from ..background import subtract_images

__all__ = ["ImprintStep"]


[docs]class ImprintStep(Step): """ ImprintStep: Removes NIRSpec MSA imprint structure from an exposure by subtracting an imprint exposure. """ class_alias = "imprint" spec = """ """
[docs] def process(self, input, imprint): # Open the input data model with datamodels.open(input) as input_model: # Open the imprint exposure data model imprint_model = datamodels.open(imprint) # Do the imprint exposure subtraction result = subtract_images.subtract(input_model, imprint_model) # Update the step status and close the imprint model result.meta.cal_step.imprint = 'COMPLETE' imprint_model.close() return result