def translate_filter(self, md):
"""Extract the filter name.
Translate a full filter description into a mere filter name.
Return "unknown" if the keyword FILTER does not exist in the header,
which can happen for some valid Community Pipeline products.
Parameters
----------
md : `lsst.daf.base.PropertySet`
FITS header metadata.
Returns
-------
filter : `str`
The name of the filter to use in the calib registry.
"""
if "FILTER" in md:
if "OBSTYPE" in md:
obstype = md["OBSTYPE"].strip().lower()
if "zero" in obstype or "bias" in obstype:
return "NONE"
filterName = CalibsParseTask.translate_filter(self, md)
# TODO (DM-24514): remove workaround if/else
if filterName == '_unknown_' and "CALIB_ID" in md:
return self._translateFromCalibId("filter", md)
else:
return CalibsParseTask.translate_filter(self, md)
elif "CALIB_ID" in md:
return self._translateFromCalibId("filter", md)
else:
return "unknown"
def translate_filter(self, md):
"""Extract the filter name
Translate a full filter description into a mere filter name.
Return "unknown" if the keyword FILTER does not exist in the header,
which can happen for some valid Community Pipeline products.
@param md (PropertySet) FITS header metadata
"""
if not md.exists("FILTER"):
return "unknown"
return CalibsParseTask.translate_filter(self, md)
def translate_filter(self, md):
"""Extract the filter name
Translate a full filter description into a mere filter name.
Return "unknown" if the keyword FILTER does not exist in the header,
which can happen for some valid Community Pipeline products.
@param md (PropertySet) FITS header metadata
"""
if md.exists("FILTER"):
if md.exists("OBSTYPE") and "zero" in md.get("OBSTYPE").strip().lower():
return "NONE"
return CalibsParseTask.translate_filter(self, md)
elif md.exists("CALIB_ID"):
return self._translateFromCalibId("filter", md)
else:
return "unknown"
