Coverage for python/lsst/meas/algorithms/findCosmicRaysConfig.py : 71%

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1#
2# LSST Data Management System
3#
4# Copyright 2008-2017 AURA/LSST.
5#
6# This product includes software developed by the
7# LSST Project (http://www.lsst.org/).
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 LSST License Statement and
20# the GNU General Public License along with this program. If not,
21# see <https://www.lsstcorp.org/LegalNotices/>.
22#
23import lsst.pex.config as pexConfig
24from .subtractBackground import SubtractBackgroundTask
27class FindCosmicRaysConfig(pexConfig.Config):
28 """Config for the findCosmicRays function
29 """
30 nCrPixelMax = pexConfig.Field(
31 dtype=int,
32 doc="maximum number of contaminated pixels",
33 default=10000,
34 )
35 minSigma = pexConfig.Field(
36 dtype=float,
37 doc="CRs must be > this many sky-sig above sky",
38 default=6.0,
39 )
40 min_DN = pexConfig.Field(
41 dtype=float,
42 doc="CRs must have > this many DN (== electrons/gain) in initial detection",
43 default=150.0,
44 )
45 cond3_fac = pexConfig.Field(
46 dtype=float,
47 doc="used in condition 3 for CR; see CR.cc code",
48 default=2.5,
49 )
50 cond3_fac2 = pexConfig.Field(
51 dtype=float,
52 doc="used in condition 3 for CR; see CR.cc code",
53 default=0.6,
54 )
55 niteration = pexConfig.Field(
56 dtype=int,
57 doc="number of times to look for contaminated pixels near known CR pixels",
58 default=3,
59 )
60 keepCRs = pexConfig.Field(
61 dtype=bool,
62 doc="Don't interpolate over CR pixels",
63 default=False,
64 )
65 background = pexConfig.ConfigurableField(
66 target=SubtractBackgroundTask,
67 doc="Background estimation configuration"
68 )
70 def setDefaults(self):
71 self.background.useApprox = False
72 self.background.binSize = 100000
73 self.background.statisticsProperty = "MEDIAN"
74 self.background.undersampleStyle = "REDUCE_INTERP_ORDER"
75 self.background.algorithm = "AKIMA_SPLINE"