Coverage for python/lsst/afw/detection/_footprintMerge.py : 19%

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1# This file is part of afw.
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/>.
22__all__ = [] # only imported for side effects
24from lsst.utils import continueClass
25from ._detection import FootprintMergeList
28@continueClass # noqa: F811
29class FootprintMergeList:
30 def getMergedSourceCatalog(self, catalogs, filters,
31 peakDist, schema, idFactory, samePeakDist):
32 """Add multiple catalogs and get the SourceCatalog with merged Footprints"""
33 import lsst.afw.table as afwTable
35 table = afwTable.SourceTable.make(schema, idFactory)
36 mergedList = afwTable.SourceCatalog(table)
38 # if peak is not an array, create an array the size of catalogs
39 try:
40 len(samePeakDist)
41 except TypeError:
42 samePeakDist = [samePeakDist] * len(catalogs)
44 try:
45 len(peakDist)
46 except TypeError:
47 peakDist = [peakDist] * len(catalogs)
49 if len(peakDist) != len(catalogs):
50 raise ValueError("Number of catalogs (%d) does not match length of peakDist (%d)"
51 % (len(catalogs), len(peakDist)))
53 if len(samePeakDist) != len(catalogs):
54 raise ValueError("Number of catalogs (%d) does not match length of samePeakDist (%d)"
55 % (len(catalogs), len(samePeakDist)))
57 if len(filters) != len(catalogs):
58 raise ValueError("Number of catalogs (%d) does not match number of filters (%d)"
59 % (len(catalogs), len(filters)))
61 self.clearCatalog()
62 for cat, filter, dist, sameDist in zip(catalogs, filters, peakDist, samePeakDist):
63 self.addCatalog(table, cat, filter, dist, True, sameDist)
65 self.getFinalSources(mergedList)
66 return mergedList