Coverage for python/lsst/analysis/tools/analysisMetrics/photometricRepeatabilityMetrics.py: 67%

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1# This file is part of analysis_tools. 

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 

7# for details of code ownership. 

8# 

9# This program is free software: you can redistribute it and/or modify 

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

11# the Free Software Foundation, either version 3 of the License, or 

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 

16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

17# GNU General Public License for more details. 

18# 

19# You should have received a copy of the GNU General Public License 

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

21from __future__ import annotations 

22 

23__all__ = ("StellarPhotometricRepeatabilityMetric",) 

24 

25from ..analysisParts.photometricRepeatability import StellarPhotometricRepeatabilityMixin 

26from ..interfaces import AnalysisMetric 

27 

28 

29class StellarPhotometricRepeatabilityMetric(AnalysisMetric, StellarPhotometricRepeatabilityMixin): 

30 """Compute photometric repeatability from multiple measurements of a set of 

31 stars. First, a set of per-source quality criteria are applied. Second, 

32 the individual source measurements are grouped together by object index 

33 and per-group quantities are computed (e.g., a representative S/N for the 

34 group based on the median of associated per-source measurements). Third, 

35 additional per-group criteria are applied. Fourth, summary statistics are 

36 computed for the filtered groups. 

37 """ 

38 

39 def setDefaults(self): 

40 super().setDefaults() 

41 

42 self.produce.units = { # type: ignore 

43 "photRepeatStdev": "mmag", 

44 "photRepeatOutlier": "percent", 

45 "photRepeatNsources": "ct", 

46 } 

47 self.produce.newNames = { 

48 "photRepeatStdev": "{band}_stellarPhotRepeatStdev", 

49 "photRepeatOutlier": "{band}_stellarPhotRepeatOutlierFraction", 

50 "photRepeatNsources": "{band}_ct", 

51 }