Coverage for tests/test_referenceObjectLoader.py: 14%

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1# This file is part of meas_algorithms. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (https://www.lsst.org). 

6# See the COPYRIGHT file at the top-level directory of this distribution 

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8# 

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10# it under the terms of the GNU General Public License as published by 

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12# (at your option) any later version. 

13# 

14# This program is distributed in the hope that it will be useful, 

15# but WITHOUT ANY WARRANTY; without even the implied warranty of 

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18# 

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20# along with this program. If not, see <https://www.gnu.org/licenses/>. 

21 

22import os.path 

23import tempfile 

24import unittest 

25import glob 

26 

27import numpy as np 

28from smatch.matcher import sphdist 

29import astropy.time 

30 

31import lsst.daf.butler 

32import lsst.afw.geom as afwGeom 

33import lsst.afw.table as afwTable 

34from lsst.daf.butler import DatasetType, DeferredDatasetHandle 

35from lsst.daf.butler.script import ingest_files 

36from lsst.meas.algorithms import (ConvertReferenceCatalogTask, ReferenceObjectLoader, 

37 getRefFluxField, getRefFluxKeys) 

38from lsst.meas.algorithms.testUtils import MockReferenceObjectLoaderFromFiles 

39from lsst.meas.algorithms.loadReferenceObjects import hasNanojanskyFluxUnits, convertToNanojansky 

40from lsst.meas.algorithms.convertReferenceCatalog import _makeSchema 

41import lsst.utils 

42import lsst.geom 

43 

44import convertReferenceCatalogTestBase 

45 

46 

47class ReferenceObjectLoaderGenericTests(lsst.utils.tests.TestCase): 

48 """Test parts of the reference loader that don't depend on loading a 

49 catalog, for example schema creation, filter maps, units, and metadata. 

50 """ 

51 def testFilterMapVsAnyFilterMapsToThis(self): 

52 config = ReferenceObjectLoader.ConfigClass() 

53 # check that a filterMap-only config passes validation 

54 config.filterMap = {"b": "a"} 

55 try: 

56 config.validate() 

57 except lsst.pex.config.FieldValidationError: 

58 self.fail("`filterMap`-only LoadReferenceObjectsConfig should not fail validation.") 

59 

60 # anyFilterMapsToThis and filterMap are mutually exclusive 

61 config.anyFilterMapsToThis = "c" 

62 with self.assertRaises(lsst.pex.config.FieldValidationError): 

63 config.validate() 

64 

65 # check that a anyFilterMapsToThis-only config passes validation 

66 config.filterMap = {} 

67 try: 

68 config.validate() 

69 except lsst.pex.config.FieldValidationError: 

70 self.fail("`anyFilterMapsToThis`-only LoadReferenceObjectsConfig should not fail validation.") 

71 

72 def testFilterAliasMap(self): 

73 """Make a schema with filter aliases.""" 

74 for filterMap in ({}, {"camr": "r"}): 

75 config = ReferenceObjectLoader.ConfigClass() 

76 config.filterMap = filterMap 

77 loader = ReferenceObjectLoader(None, None, name=None, config=config) 

78 refSchema = _makeSchema(filterNameList="r") 

79 loader._addFluxAliases(refSchema, 

80 anyFilterMapsToThis=config.anyFilterMapsToThis, 

81 filterMap=config.filterMap) 

82 

83 self.assertIn("r_flux", refSchema) 

84 self.assertIn("r_fluxErr", refSchema) 

85 

86 # camera filters aliases are named <filter>_camFlux 

87 if "camr" in filterMap: 

88 self.assertEqual(getRefFluxField(refSchema, "camr"), "camr_camFlux") 

89 else: 

90 with self.assertRaisesRegex(RuntimeError, 

91 r"Could not find flux field\(s\) camr_camFlux, camr_flux"): 

92 getRefFluxField(refSchema, "camr") 

93 

94 refCat = afwTable.SimpleCatalog(refSchema) 

95 refObj = refCat.addNew() 

96 refObj["r_flux"] = 1.23 

97 self.assertAlmostEqual(refCat[0].get(getRefFluxField(refSchema, "r")), 1.23) 

98 if "camr" in filterMap: 

99 self.assertAlmostEqual(refCat[0].get(getRefFluxField(refSchema, "camr")), 1.23) 

100 refObj["r_fluxErr"] = 0.111 

101 if "camr" in filterMap: 

102 self.assertEqual(refCat[0].get("camr_camFluxErr"), 0.111) 

103 fluxKey, fluxErrKey = getRefFluxKeys(refSchema, "r") 

104 self.assertEqual(refCat[0].get(fluxKey), 1.23) 

105 self.assertEqual(refCat[0].get(fluxErrKey), 0.111) 

106 if "camr" in filterMap: 

107 fluxKey, fluxErrKey = getRefFluxKeys(refSchema, "camr") 

108 self.assertEqual(refCat[0].get(fluxErrKey), 0.111) 

109 else: 

110 with self.assertRaises(RuntimeError): 

111 getRefFluxKeys(refSchema, "camr") 

112 

113 def testCheckFluxUnits(self): 

114 """Test that we can identify old style fluxes in a schema.""" 

115 schema = _makeSchema(['r', 'z']) 

116 # the default schema should pass 

117 self.assertTrue(hasNanojanskyFluxUnits(schema)) 

118 schema.addField('bad_fluxSigma', doc='old flux units', type=float, units='') 

119 self.assertFalse(hasNanojanskyFluxUnits(schema)) 

120 

121 schema = _makeSchema(['r', 'z']) 

122 schema.addField('bad_flux', doc='old flux units', type=float, units='') 

123 self.assertFalse(hasNanojanskyFluxUnits(schema)) 

124 

125 schema = _makeSchema(['r', 'z']) 

126 schema.addField('bad_flux', doc='old flux units', type=float, units='Jy') 

127 self.assertFalse(hasNanojanskyFluxUnits(schema)) 

128 

129 schema = _makeSchema(['r', 'z']) 

130 schema.addField('bad_fluxErr', doc='old flux units', type=float, units='') 

131 self.assertFalse(hasNanojanskyFluxUnits(schema)) 

132 

133 schema = _makeSchema(['r', 'z']) 

134 schema.addField('bad_fluxErr', doc='old flux units', type=float, units='Jy') 

135 self.assertFalse(hasNanojanskyFluxUnits(schema)) 

136 

137 schema = _makeSchema(['r', 'z']) 

138 schema.addField('bad_fluxSigma', doc='old flux units', type=float, units='') 

139 self.assertFalse(hasNanojanskyFluxUnits(schema)) 

140 

141 def testAnyFilterMapsToThisAlias(self): 

142 # test anyFilterMapsToThis 

143 config = ReferenceObjectLoader.ConfigClass() 

144 config.anyFilterMapsToThis = "gg" 

145 loader = ReferenceObjectLoader(None, None, name=None, config=config) 

146 refSchema = _makeSchema(filterNameList=["gg"]) 

147 loader._addFluxAliases(refSchema, 

148 anyFilterMapsToThis=config.anyFilterMapsToThis, 

149 filterMap=config.filterMap) 

150 self.assertEqual(getRefFluxField(refSchema, "r"), "gg_flux") 

151 # raise if "gg" is not in the refcat filter list 

152 with self.assertRaises(RuntimeError): 

153 refSchema = _makeSchema(filterNameList=["rr"]) 

154 refSchema = loader._addFluxAliases(refSchema, 

155 anyFilterMapsToThis=config.anyFilterMapsToThis, 

156 filterMap=config.filterMap) 

157 

158 def testConvertOldFluxes(self): 

159 """Check that we can convert old style fluxes in a catalog.""" 

160 flux = 1.234 

161 fluxErr = 5.678 

162 log = lsst.log.Log() 

163 

164 def make_catalog(): 

165 schema = _makeSchema(['r', 'z']) 

166 schema.addField('bad_flux', doc='old flux units', type=float, units='') 

167 schema.addField('bad_fluxErr', doc='old flux units', type=float, units='Jy') 

168 refCat = afwTable.SimpleCatalog(schema) 

169 refObj = refCat.addNew() 

170 refObj["bad_flux"] = flux 

171 refObj["bad_fluxErr"] = fluxErr 

172 return refCat 

173 

174 oldRefCat = make_catalog() 

175 newRefCat = convertToNanojansky(oldRefCat, log) 

176 self.assertEqual(newRefCat['bad_flux'], [flux*1e9, ]) 

177 self.assertEqual(newRefCat['bad_fluxErr'], [fluxErr*1e9, ]) 

178 self.assertEqual(newRefCat.schema['bad_flux'].asField().getUnits(), 'nJy') 

179 self.assertEqual(newRefCat.schema['bad_fluxErr'].asField().getUnits(), 'nJy') 

180 

181 # check that doConvert=False returns None (it also logs a summary) 

182 oldRefCat = make_catalog() 

183 newRefCat = convertToNanojansky(oldRefCat, log, doConvert=False) 

184 self.assertIsNone(newRefCat) 

185 

186 def testGetMetadataCircle(self): 

187 center = lsst.geom.SpherePoint(100*lsst.geom.degrees, 45*lsst.geom.degrees) 

188 radius = lsst.geom.Angle(1*lsst.geom.degrees) 

189 loader = ReferenceObjectLoader(None, None, name=None) 

190 metadata = loader.getMetadataCircle(center, radius, "fakeR") 

191 self.assertEqual(metadata['RA'], center.getLongitude().asDegrees()) 

192 self.assertEqual(metadata['DEC'], center.getLatitude().asDegrees()) 

193 self.assertEqual(metadata['RADIUS'], radius.asDegrees()) 

194 self.assertEqual(metadata['SMATCHV'], 2) 

195 self.assertEqual(metadata['FILTER'], 'fakeR') 

196 self.assertEqual(metadata['JEPOCH'], None) 

197 self.assertEqual(metadata['TIMESYS'], 'TAI') 

198 

199 epoch = astropy.time.Time(2023.0, format="jyear", scale="tai") 

200 metadata = loader.getMetadataCircle(center, radius, "fakeR", epoch=epoch) 

201 self.assertEqual(metadata['JEPOCH'], epoch.jyear) 

202 

203 

204class ReferenceObjectLoaderLoadTests(convertReferenceCatalogTestBase.ConvertReferenceCatalogTestBase, 

205 lsst.utils.tests.TestCase): 

206 """Tests of loading reference catalogs, using an in-memory generated fake 

207 sky catalog that is converted to an LSST refcat. 

208 

209 This effectively is a partial integration test of the refcat conversion, 

210 ingestion, and loading sequence, focusing mostly on testing the different 

211 ways to load a refcat. It significantly overlaps in coverage with 

212 ``nopytest_convertReferenceCatalog.py``, but uses a very trivial test 

213 refcat and only one core during the conversion. 

214 """ 

215 @classmethod 

216 def setUpClass(cls): 

217 super().setUpClass() 

218 

219 # Generate a catalog, with arbitrary ids 

220 inTempDir = tempfile.TemporaryDirectory() 

221 inPath = inTempDir.name 

222 skyCatalogFile, _, skyCatalog = cls.makeSkyCatalog(inPath, idStart=25, seed=123) 

223 

224 cls.skyCatalog = skyCatalog 

225 

226 # override some field names. 

227 config = convertReferenceCatalogTestBase.makeConvertConfig(withRaDecErr=True, withMagErr=True, 

228 withPm=True, withParallax=True, 

229 withFullPositionInformation=True) 

230 # use a very small HTM pixelization depth 

231 depth = 2 

232 config.dataset_config.indexer.active.depth = depth 

233 # np.savetxt prepends '# ' to the header lines, so use a reader that understands that 

234 config.file_reader.format = 'ascii.commented_header' 

235 config.n_processes = 1 

236 config.id_name = 'id' # Use the ids from the generated catalogs 

237 cls.repoTempDir = tempfile.TemporaryDirectory() 

238 repoPath = cls.repoTempDir.name 

239 

240 # Convert the input data files to our HTM indexed format. 

241 dataTempDir = tempfile.TemporaryDirectory() 

242 dataPath = dataTempDir.name 

243 converter = ConvertReferenceCatalogTask(output_dir=dataPath, config=config) 

244 converter.run([skyCatalogFile]) 

245 

246 # Make a temporary butler to ingest them into. 

247 butler = cls.makeTemporaryRepo(repoPath, config.dataset_config.indexer.active.depth) 

248 dimensions = [f"htm{depth}"] 

249 datasetType = DatasetType(config.dataset_config.ref_dataset_name, 

250 dimensions, 

251 "SimpleCatalog", 

252 universe=butler.registry.dimensions, 

253 isCalibration=False) 

254 butler.registry.registerDatasetType(datasetType) 

255 

256 # Ingest the files into the new butler. 

257 run = "testingRun" 

258 htmTableFile = os.path.join(dataPath, "filename_to_htm.ecsv") 

259 ingest_files(repoPath, 

260 config.dataset_config.ref_dataset_name, 

261 run, 

262 htmTableFile, 

263 transfer="auto") 

264 

265 # Test if we can get back the catalogs, with a new butler. 

266 butler = lsst.daf.butler.Butler(repoPath) 

267 datasetRefs = list(butler.registry.queryDatasets(config.dataset_config.ref_dataset_name, 

268 collections=[run]).expanded()) 

269 handles = [] 

270 for dataRef in datasetRefs: 

271 handles.append(DeferredDatasetHandle(butler=butler, ref=dataRef, parameters=None)) 

272 

273 cls.datasetRefs = datasetRefs 

274 cls.handles = handles 

275 

276 inTempDir.cleanup() 

277 dataTempDir.cleanup() 

278 

279 def test_loadSkyCircle(self): 

280 """Test the loadSkyCircle routine.""" 

281 loader = ReferenceObjectLoader([dataRef.dataId for dataRef in self.datasetRefs], 

282 self.handles, 

283 name="testrefcat") 

284 center = lsst.geom.SpherePoint(180.0*lsst.geom.degrees, 0.0*lsst.geom.degrees) 

285 cat = loader.loadSkyCircle( 

286 center, 

287 30.0*lsst.geom.degrees, 

288 filterName='a', 

289 ).refCat 

290 # Check that the max distance is less than the radius 

291 dist = sphdist(180.0, 0.0, np.rad2deg(cat['coord_ra']), np.rad2deg(cat['coord_dec'])) 

292 self.assertLess(np.max(dist), 30.0) 

293 

294 # Check that all the objects from the two catalogs are here. 

295 dist = sphdist(180.0, 0.0, self.skyCatalog['ra'], self.skyCatalog['dec']) 

296 inside, = (dist < 30.0).nonzero() 

297 self.assertEqual(len(cat), len(inside)) 

298 

299 self.assertTrue(cat.isContiguous()) 

300 self.assertEqual(len(np.unique(cat['id'])), len(cat)) 

301 # A default-loaded sky circle should not have centroids 

302 self.assertNotIn('centroid_x', cat.schema) 

303 self.assertNotIn('centroid_y', cat.schema) 

304 self.assertNotIn('hasCentroid', cat.schema) 

305 

306 def test_loadPixelBox(self): 

307 """Test the loadPixelBox routine.""" 

308 # This will create a box 50 degrees on a side. 

309 loaderConfig = ReferenceObjectLoader.ConfigClass() 

310 loaderConfig.pixelMargin = 0 

311 loader = ReferenceObjectLoader([dataRef.dataId for dataRef in self.datasetRefs], 

312 self.handles, 

313 name="testrefcat", 

314 config=loaderConfig) 

315 bbox = lsst.geom.Box2I(corner=lsst.geom.Point2I(0, 0), dimensions=lsst.geom.Extent2I(1000, 1000)) 

316 crpix = lsst.geom.Point2D(500, 500) 

317 crval = lsst.geom.SpherePoint(180.0*lsst.geom.degrees, 0.0*lsst.geom.degrees) 

318 cdMatrix = afwGeom.makeCdMatrix(scale=0.05*lsst.geom.degrees) 

319 wcs = afwGeom.makeSkyWcs(crpix=crpix, crval=crval, cdMatrix=cdMatrix) 

320 

321 cat = loader.loadPixelBox(bbox, wcs, 'a', bboxToSpherePadding=0).refCat 

322 

323 # This is a sanity check on the ranges; the exact selection depends 

324 # on cos(dec) and the tangent-plane projection. 

325 self.assertLess(np.max(np.rad2deg(cat['coord_ra'])), 180.0 + 25.0) 

326 self.assertGreater(np.max(np.rad2deg(cat['coord_ra'])), 180.0 - 25.0) 

327 self.assertLess(np.max(np.rad2deg(cat['coord_dec'])), 25.0) 

328 self.assertGreater(np.min(np.rad2deg(cat['coord_dec'])), -25.0) 

329 

330 # The following is to ensure the reference catalog coords are 

331 # getting corrected for proper motion when an epoch is provided. 

332 # Use an extreme epoch so that differences in corrected coords 

333 # will be significant. Note that this simply tests that the coords 

334 # do indeed change when the epoch is passed. It makes no attempt 

335 # at assessing the correctness of the change. This is left to the 

336 # explicit testProperMotion() test below. 

337 catWithEpoch = loader.loadPixelBox( 

338 bbox, 

339 wcs, 

340 'a', 

341 bboxToSpherePadding=0, 

342 epoch=astropy.time.Time(30000, format='mjd', scale='tai')).refCat 

343 

344 self.assertFloatsNotEqual(cat['coord_ra'], catWithEpoch['coord_ra'], rtol=1.0e-4) 

345 self.assertFloatsNotEqual(cat['coord_dec'], catWithEpoch['coord_dec'], rtol=1.0e-4) 

346 

347 def test_filterMap(self): 

348 """Test filterMap parameters.""" 

349 loaderConfig = ReferenceObjectLoader.ConfigClass() 

350 loaderConfig.filterMap = {'aprime': 'a'} 

351 loader = ReferenceObjectLoader([dataRef.dataId for dataRef in self.datasetRefs], 

352 self.handles, 

353 name="testrefcat", 

354 config=loaderConfig) 

355 center = lsst.geom.SpherePoint(180.0*lsst.geom.degrees, 0.0*lsst.geom.degrees) 

356 result = loader.loadSkyCircle( 

357 center, 

358 30.0*lsst.geom.degrees, 

359 filterName='aprime', 

360 ) 

361 self.assertEqual(result.fluxField, 'aprime_camFlux') 

362 self.assertFloatsEqual(result.refCat['aprime_camFlux'], result.refCat['a_flux']) 

363 

364 def test_properMotion(self): 

365 """Test proper motion correction.""" 

366 loaderConfig = ReferenceObjectLoader.ConfigClass() 

367 loaderConfig.filterMap = {'aprime': 'a'} 

368 loader = ReferenceObjectLoader([dataRef.dataId for dataRef in self.datasetRefs], 

369 self.handles, 

370 name="testrefcat", 

371 config=loaderConfig) 

372 center = lsst.geom.SpherePoint(180.0*lsst.geom.degrees, 0.0*lsst.geom.degrees) 

373 cat = loader.loadSkyCircle( 

374 center, 

375 30.0*lsst.geom.degrees, 

376 filterName='a' 

377 ).refCat 

378 

379 # Zero epoch change --> no proper motion correction (except minor numerical effects) 

380 cat_pm = loader.loadSkyCircle( 

381 center, 

382 30.0*lsst.geom.degrees, 

383 filterName='a', 

384 epoch=self.epoch 

385 ).refCat 

386 

387 self.assertFloatsAlmostEqual(cat_pm['coord_ra'], cat['coord_ra'], rtol=1.0e-14) 

388 self.assertFloatsAlmostEqual(cat_pm['coord_dec'], cat['coord_dec'], rtol=1.0e-14) 

389 self.assertFloatsEqual(cat_pm['coord_raErr'], cat['coord_raErr']) 

390 self.assertFloatsEqual(cat_pm['coord_decErr'], cat['coord_decErr']) 

391 

392 # One year difference 

393 cat_pm = loader.loadSkyCircle( 

394 center, 

395 30.0*lsst.geom.degrees, 

396 filterName='a', 

397 epoch=self.epoch + 1.0*astropy.units.yr 

398 ).refCat 

399 

400 self.assertFloatsEqual(cat_pm['pm_raErr'], cat['pm_raErr']) 

401 self.assertFloatsEqual(cat_pm['pm_decErr'], cat['pm_decErr']) 

402 for orig, ref in zip(cat, cat_pm): 

403 self.assertAnglesAlmostEqual(orig.getCoord().separation(ref.getCoord()), 

404 self.properMotionAmt, maxDiff=1.0e-6*lsst.geom.arcseconds) 

405 self.assertAnglesAlmostEqual(orig.getCoord().bearingTo(ref.getCoord()), 

406 self.properMotionDir, maxDiff=1.0e-4*lsst.geom.arcseconds) 

407 predictedRaErr = np.hypot(cat["coord_raErr"], cat["pm_raErr"]) 

408 predictedDecErr = np.hypot(cat["coord_decErr"], cat["pm_decErr"]) 

409 self.assertFloatsAlmostEqual(cat_pm["coord_raErr"], predictedRaErr) 

410 self.assertFloatsAlmostEqual(cat_pm["coord_decErr"], predictedDecErr) 

411 

412 def test_requireProperMotion(self): 

413 """Tests of the requireProperMotion config field.""" 

414 loaderConfig = ReferenceObjectLoader.ConfigClass() 

415 loaderConfig.requireProperMotion = True 

416 loader = ReferenceObjectLoader([dataRef.dataId for dataRef in self.datasetRefs], 

417 self.handles, 

418 name="testrefcat", 

419 config=loaderConfig) 

420 center = lsst.geom.SpherePoint(180.0*lsst.geom.degrees, 0.0*lsst.geom.degrees) 

421 

422 # Test that we require an epoch set. 

423 msg = 'requireProperMotion=True but epoch not provided to loader' 

424 with self.assertRaisesRegex(RuntimeError, msg): 

425 loader.loadSkyCircle( 

426 center, 

427 30.0*lsst.geom.degrees, 

428 filterName='a' 

429 ) 

430 

431 

432class Version0Version1ReferenceObjectLoaderTestCase(lsst.utils.tests.TestCase): 

433 """Test cases for reading version 0 and version 1 catalogs.""" 

434 def testLoadVersion0(self): 

435 """Test reading a pre-written format_version=0 (Jy flux) catalog. 

436 It should be converted to have nJy fluxes. 

437 """ 

438 path = os.path.join( 

439 os.path.dirname(os.path.abspath(__file__)), 

440 'data', 

441 'version0', 

442 'ref_cats', 

443 'cal_ref_cat' 

444 ) 

445 

446 filenames = sorted(glob.glob(os.path.join(path, '????.fits'))) 

447 

448 loader = MockReferenceObjectLoaderFromFiles(filenames, name='cal_ref_cat', htmLevel=4) 

449 result = loader.loadSkyCircle(convertReferenceCatalogTestBase.make_coord(10, 20), 

450 5*lsst.geom.degrees, 

451 'a') 

452 

453 self.assertTrue(hasNanojanskyFluxUnits(result.refCat.schema)) 

454 catalog = afwTable.SimpleCatalog.readFits(filenames[0]) 

455 self.assertFloatsEqual(catalog['a_flux']*1e9, result.refCat['a_flux']) 

456 self.assertFloatsEqual(catalog['a_fluxSigma']*1e9, result.refCat['a_fluxErr']) 

457 self.assertFloatsEqual(catalog['b_flux']*1e9, result.refCat['b_flux']) 

458 self.assertFloatsEqual(catalog['b_fluxSigma']*1e9, result.refCat['b_fluxErr']) 

459 

460 def testLoadVersion1(self): 

461 """Test reading a format_version=1 catalog (fluxes unchanged).""" 

462 path = os.path.join( 

463 os.path.dirname(os.path.abspath(__file__)), 

464 'data', 

465 'version1', 

466 'ref_cats', 

467 'cal_ref_cat' 

468 ) 

469 

470 filenames = sorted(glob.glob(os.path.join(path, '????.fits'))) 

471 

472 loader = MockReferenceObjectLoaderFromFiles(filenames, name='cal_ref_cat', htmLevel=4) 

473 result = loader.loadSkyCircle(convertReferenceCatalogTestBase.make_coord(10, 20), 

474 5*lsst.geom.degrees, 

475 'a') 

476 

477 self.assertTrue(hasNanojanskyFluxUnits(result.refCat.schema)) 

478 catalog = afwTable.SimpleCatalog.readFits(filenames[0]) 

479 self.assertFloatsEqual(catalog['a_flux'], result.refCat['a_flux']) 

480 self.assertFloatsEqual(catalog['a_fluxErr'], result.refCat['a_fluxErr']) 

481 self.assertFloatsEqual(catalog['b_flux'], result.refCat['b_flux']) 

482 self.assertFloatsEqual(catalog['b_fluxErr'], result.refCat['b_fluxErr']) 

483 

484 

485class TestMemory(lsst.utils.tests.MemoryTestCase): 

486 pass 

487 

488 

489def setup_module(module): 

490 lsst.utils.tests.init() 

491 

492 

493if __name__ == "__main__": 493 ↛ 494line 493 didn't jump to line 494, because the condition on line 493 was never true

494 lsst.utils.tests.init() 

495 unittest.main()