Coverage for python/lsst/pex/config/convert.py: 17%
20 statements
« prev ^ index » next coverage.py v6.5.0, created at 2023-02-08 02:28 -0800
« prev ^ index » next coverage.py v6.5.0, created at 2023-02-08 02:28 -0800
1# This file is part of pex_config.
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 software is dual licensed under the GNU General Public License and also
10# under a 3-clause BSD license. Recipients may choose which of these licenses
11# to use; please see the files gpl-3.0.txt and/or bsd_license.txt,
12# respectively. If you choose the GPL option then the following text applies
13# (but note that there is still no warranty even if you opt for BSD instead):
14#
15# This program is free software: you can redistribute it and/or modify
16# it under the terms of the GNU General Public License as published by
17# the Free Software Foundation, either version 3 of the License, or
18# (at your option) any later version.
19#
20# This program is distributed in the hope that it will be useful,
21# but WITHOUT ANY WARRANTY; without even the implied warranty of
22# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23# GNU General Public License for more details.
24#
25# You should have received a copy of the GNU General Public License
26# along with this program. If not, see <http://www.gnu.org/licenses/>.
28__all__ = ("makePropertySet",)
30try:
31 import lsst.daf.base as dafBase
32except ImportError:
33 dafBase = None
36def _helper(ps, prefix, dict_):
37 for k, v in dict_.items():
38 name = prefix + "." + k if prefix is not None else k
39 if isinstance(v, dict):
40 _helper(ps, name, v)
41 elif v is not None:
42 ps.set(name, v)
45def makePropertySet(config):
46 """Convert a configuration into a `lsst.daf.base.PropertySet`.
48 Parameters
49 ----------
50 config : `lsst.pex.config.Config`
51 Configuration instance.
53 Returns
54 -------
55 propertySet : `lsst.daf.base.PropertySet`
56 A `~lsst.daf.base.PropertySet` that is equivalent to the ``config``
57 instance. If ``config`` is `None` then this return value is also
58 `None`.
60 See also
61 --------
62 lsst.daf.base.PropertySet
63 """
64 if dafBase is None:
65 raise RuntimeError("lsst.daf.base is not available")
67 if config is not None:
68 ps = dafBase.PropertySet()
69 _helper(ps, None, config.toDict())
70 return ps
71 else:
72 return None