Coverage for python / lsst / analysis / tools / atools / counts.py: 50%

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__ = ("CountPatches",) 

24 

25from ..actions.scalar.scalarActions import CountUniqueAction 

26from ..actions.vector import FiniteSelector, LoadVector 

27from ..interfaces import AnalysisTool 

28 

29 

30class CountPatches(AnalysisTool): 

31 """An atool to count the patches in a tract. 

32 Counts the patches that make it into the 

33 objectTable_tract. 

34 """ 

35 

36 def setDefaults(self): 

37 super().setDefaults() 

38 self.prep.selectors.patchSelector = FiniteSelector(vectorKey="{band}_ra") 

39 self.process.buildActions.patch = LoadVector(vectorKey="patch") 

40 

41 self.process.calculateActions.patchCount = CountUniqueAction() 

42 self.process.calculateActions.patchCount.vectorKey = "patch" 

43 

44 self.produce.metric.units = {"patchCount": ""} 

45 

46 self.produce.metric.newNames = { 

47 "patchCount": "{band}_patchCount", 

48 }