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1# This file is part of obs_subaru. 

2# 

3# Developed for the LSST Data Management System. 

4# This product includes software developed by the LSST Project 

5# (http://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 <http://www.gnu.org/licenses/>. 

21 

22"""Gen2->Gen3 Data repo conversion specializations for Hyper Suprime-Cam 

23""" 

24 

25from lsst.obs.base.gen2to3 import Translator, KeyHandler, ConstantKeyHandler, CopyKeyHandler 

26 

27from ....hsc.hscFilters import HSC_FILTER_DEFINITIONS 

28 

29 

30__all__ = () 

31 

32 

33class HscAbstractFilterKeyHandler(KeyHandler): 

34 """KeyHandler for HSC filter keys that should be mapped to AbstractFilters. 

35 """ 

36 

37 __slots__ = ("_map",) 

38 

39 def __init__(self): 

40 super().__init__("abstract_filter") 

41 self._map = {d.physical_filter: d.abstract_filter for d in HSC_FILTER_DEFINITIONS 

42 if d.physical_filter is not None} 

43 

44 def extract(self, gen2id, skyMap, skyMapName, datasetTypeName): 

45 physical = gen2id["filter"] 

46 return self._map.get(physical, physical) 

47 

48 

49# Translate Gen2 `filter` to AbstractFilter if it hasn't been consumed yet and gen2keys includes tract. 

50Translator.addRule(HscAbstractFilterKeyHandler(), instrument="HSC", gen2keys=("filter", "tract"), 

51 consume=("filter",)) 

52 

53# Add instrument for HSC transmission curve datasets (transmission_sensor is 

54# already handled by the above translators). 

55Translator.addRule(ConstantKeyHandler("instrument", "HSC"), 

56 instrument="HSC", datasetTypeName="transmission_optics") 

57Translator.addRule(ConstantKeyHandler("instrument", "HSC"), 

58 instrument="HSC", datasetTypeName="transmission_atmosphere") 

59Translator.addRule(ConstantKeyHandler("instrument", "HSC"), 

60 instrument="HSC", datasetTypeName="transmission_filter") 

61Translator.addRule(CopyKeyHandler("physical_filter", "filter"), 

62 instrument="HSC", datasetTypeName="transmission_filter")