def testPersisted(self):
self.table.definePsfFlux("a")
self.table.defineCentroid("b")
self.table.defineShape("c")
with lsst.utils.tests.getTempFilePath(".fits") as filename:
self.catalog.writeFits(filename)
catalog = lsst.afw.table.SourceCatalog.readFits(filename)
table = catalog.getTable()
record = catalog[0]
# I'm using the keys from the non-persisted table. They should work at least in the
# current implementation
self.assertEqual(table.getPsfFluxDefinition(), "a")
self.assertEqual(record.get(self.fluxKey), record.getPsfFlux())
self.assertEqual(record.get(self.fluxFlagKey), record.getPsfFluxFlag())
self.assertEqual(table.getCentroidDefinition(), "b")
centroid = self.centroidKey.get(self.record)
self.assertEqual(centroid, record.getCentroid())
self.assertClose(math.fabs(self.record.get(self.xErrKey)),
math.sqrt(self.record.getCentroidErr()[0,0]), rtol=1e-6)
self.assertClose(math.fabs(self.record.get(self.yErrKey)),
math.sqrt(self.record.getCentroidErr()[1,1]), rtol=1e-6)
shape = self.shapeKey.get(self.record)
self.assertEqual(table.getShapeDefinition(), "c")
self.assertEqual(shape, record.getShape())
self.assertClose(math.fabs(self.record.get(self.xxErrKey)),
math.sqrt(self.record.getShapeErr()[0,0]), rtol=1e-6)
self.assertClose(math.fabs(self.record.get(self.yyErrKey)),
math.sqrt(self.record.getShapeErr()[1,1]), rtol=1e-6)
self.assertClose(math.fabs(self.record.get(self.xyErrKey)),
math.sqrt(self.record.getShapeErr()[2,2]), rtol=1e-6)
def testPersisted(self):
self.table.definePsfFlux("a")
self.table.defineCentroid("b")
self.table.defineShape("c")
with lsst.utils.tests.getTempFilePath(".fits") as filename:
self.catalog.writeFits(filename)
catalog = lsst.afw.table.SourceCatalog.readFits(filename)
table = catalog.getTable()
record = catalog[0]
# I'm using the keys from the non-persisted table. They should work at least in the
# current implementation
self.assertEqual(table.getPsfFluxDefinition(), "a")
self.assertEqual(record.get(self.fluxKey), record.getPsfFlux())
self.assertEqual(record.get(self.fluxFlagKey),
record.getPsfFluxFlag())
self.assertEqual(table.getCentroidDefinition(), "b")
centroid = self.centroidKey.get(self.record)
self.assertEqual(centroid, record.getCentroid())
self.assertFloatsAlmostEqual(
math.fabs(self.record.get(self.xErrKey)),
math.sqrt(self.record.getCentroidErr()[0, 0]),
rtol=1e-6)
self.assertFloatsAlmostEqual(
math.fabs(self.record.get(self.yErrKey)),
math.sqrt(self.record.getCentroidErr()[1, 1]),
rtol=1e-6)
shape = self.shapeKey.get(self.record)
self.assertEqual(table.getShapeDefinition(), "c")
self.assertEqual(shape, record.getShape())
self.assertFloatsAlmostEqual(
math.fabs(self.record.get(self.xxErrKey)),
math.sqrt(self.record.getShapeErr()[0, 0]),
rtol=1e-6)
self.assertFloatsAlmostEqual(
math.fabs(self.record.get(self.yyErrKey)),
math.sqrt(self.record.getShapeErr()[1, 1]),
rtol=1e-6)
self.assertFloatsAlmostEqual(
math.fabs(self.record.get(self.xyErrKey)),
math.sqrt(self.record.getShapeErr()[2, 2]),
rtol=1e-6)
def testPersisted(self):
self.table.definePsfFlux("a")
self.table.defineCentroid("b")
self.table.defineShape("c")
with lsst.utils.tests.getTempFilePath(".fits") as filename:
self.catalog.writeFits(filename)
catalog = lsst.afw.table.SourceCatalog.readFits(filename)
table = catalog.getTable()
record = catalog[0]
# I'm using the keys from the non-persisted table. They should work at least in the
# current implementation
self.assertEqual(table.getPsfFluxDefinition(), "a")
self.assertEqual(record.get(self.fluxKey), record.getPsfFlux())
self.assertEqual(record.get(self.fluxFlagKey),
record.getPsfFluxFlag())
self.assertEqual(table.getCentroidDefinition(), "b")
self.assertEqual(record.get(self.centroidKey),
record.getCentroid())
self.assertClose(record.get(self.centroidErrKey),
record.getCentroidErr())
self.assertEqual(table.getShapeDefinition(), "c")
self.assertEqual(record.get(self.shapeKey), record.getShape())
self.assertClose(record.get(self.shapeErrKey),
record.getShapeErr())