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1# This file is part of daf_butler. 

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 

23import click 

24 

25from ..utils import MWOption, split_commas 

26 

27 

28class dataset_type_option: # noqa: N801 

29 """A decorator that adds a datsety-type option to a click command. 

30 

31 Parameters 

32 ---------- 

33 help : `str`, optional 

34 The help text to use for the option. 

35 multiple : `bool`, optional 

36 If true, multiple instances of the option may be passed in on the 

37 command line, by default False. 

38 required : bool, optional 

39 If True, the option is required to be passed in on the command line, by 

40 default False. 

41 """ 

42 

43 defaultHelp = "Dataset types(s)" 

44 

45 def __init__(self, help=defaultHelp, multiple=False, required=False): 

46 self.callback = split_commas if multiple else None 

47 self.help = help 

48 self.multiple = multiple 

49 self.required = required 

50 

51 def __call__(self, f): 

52 return click.option("-d", "--dataset-type", cls=MWOption, 

53 callback=self.callback, 

54 help=self.help, 

55 multiple=self.multiple, 

56 required=self.required)(f)