Raise NoWorkFound if template coverage < requiredTemplateFraction
Parameters
----------
templateExposure : `lsst.afw.image.ExposureF`
The template exposure to check
logger : `lsst.log.Log`
Logger for printing output.
requiredTemplateFraction : `float`, optional
Fraction of pixels of the science image required to have coverage
in the template.
Raises
------
lsst.pipe.base.NoWorkFound
Raised if fraction of good pixels, defined as not having NO_DATA
set, is less then the configured requiredTemplateFraction
Definition at line 615 of file subtractImages.py.