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Tickets/dm-36246 #33
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Tickets/dm-36246 #33
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from lsst.analysis.tools.actions.scalar import MeanAction, MedianAction | ||
from lsst.analysis.tools.interfaces import AnalysisMetric | ||
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class CentralTendency(AnalysisMetric): | ||
"""Metric for measuring mean and median of psf, ap, | ||
and total flux. | ||
""" | ||
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def setDefaults(self): | ||
super().setDefaults() | ||
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self.process.calculateActions.psFluxMedianMetric = MedianAction(vectorKey="psFlux") | ||
self.process.calculateActions.apFluxMedianMetric = MedianAction(vectorKey="apFlux") | ||
self.process.calculateActions.totFluxMedianMetric = MedianAction(vectorKey="totFlux") | ||
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self.process.calculateActions.psFluxMeanMetric = MeanAction(vectorKey="psFlux") | ||
self.process.calculateActions.apFluxMeanMetric = MeanAction(vectorKey="apFlux") | ||
self.process.calculateActions.totFluxMeanMetric = MeanAction(vectorKey="totFlux") | ||
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self.produce.units = { | ||
"psFluxMeanMetric": "flx", | ||
"apFluxMeanMetric": "flx", | ||
"totFluxMeanMetric": "flx", | ||
"psFluxMedianMetric": "flx", | ||
"apFluxMedianMetric": "flx", | ||
"totFluxMedianMetric": "flx", | ||
} |
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from lsst.analysis.tools.actions.vector import DivideVector, LoadVector | ||
from lsst.analysis.tools.interfaces import AnalysisTool | ||
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class BasePsfApRatio(AnalysisTool): | ||
"""Base class for plots or metrics which use PSF/Aperture Ratios.""" | ||
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def setDefaults(self): | ||
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super().setDefaults() | ||
self.process.buildActions.loadVectorPsf = LoadVector() | ||
self.process.buildActions.loadVectorAp = LoadVector() | ||
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# assign keys for PSF and AP Flux | ||
self.process.buildActions.loadVectorPsf.vectorKey = "psFlux" | ||
self.process.buildActions.loadVectorAp.vectorKey = "apFlux" | ||
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self.process.calculateActions.fluxRatio = DivideVector( | ||
actionA=self.process.buildActions.loadVectorPsf, actionB=self.process.buildActions.loadVectorAp | ||
) |
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Do these need to be
"flx"
or could you write out"flux"
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As it turns out, flux is not a valid unit and would have to be added as a custom unit to work. flx, or STflux are valid units. I did test it out with flux and it broke the code.