Coverage for python/lsst/geom/_coordinates.py: 86%
41 statements
« prev ^ index » next coverage.py v6.4.4, created at 2022-09-11 01:03 -0700
« prev ^ index » next coverage.py v6.4.4, created at 2022-09-11 01:03 -0700
1#
2# Developed for the LSST Data Management System.
3# This product includes software developed by the LSST Project
4# (https://www.lsst.org).
5# See the COPYRIGHT file at the top-level directory of this distribution
6# for details of code ownership.
7#
8# This program is free software: you can redistribute it and/or modify
9# it under the terms of the GNU General Public License as published by
10# the Free Software Foundation, either version 3 of the License, or
11# (at your option) any later version.
12#
13# This program is distributed in the hope that it will be useful,
14# but WITHOUT ANY WARRANTY; without even the implied warranty of
15# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16# GNU General Public License for more details.
17#
18# You should have received a copy of the GNU General Public License
19# along with this program. If not, see <https://www.gnu.org/licenses/>.
20#
22__all__ = ["CoordinateExpr", "Extent", "ExtentI", "ExtentD",
23 "Point", "PointI", "PointD"]
25import math
27from lsst.utils import TemplateMeta
29from . import _geom
32def _coordinateStr(self):
33 return "({})".format(", ".join("%0.5g" % v for v in self))
36def _coordinateRepr(self):
37 return "{}({})".format(type(self).__name__,
38 ", ".join(f"{v:0.17g}" if math.isfinite(v) else f"float('{v}')" for v in self))
41def _coordinateReduce(self):
42 return (type(self), tuple(self))
45class CoordinateExpr(metaclass=TemplateMeta):
46 """Abstract base class and factory for CoordinateExpr objects.
47 """
48 TEMPLATE_PARAMS = ("dimensions", )
50 __str__ = _coordinateStr
51 __repr__ = _coordinateRepr
52 __reduce__ = _coordinateReduce
55CoordinateExpr.register(2, _geom.CoordinateExpr2)
56CoordinateExpr.register(3, _geom.CoordinateExpr3)
59class Extent(metaclass=TemplateMeta):
60 """Abstract base class and factory for Extent objects.
61 """
62 TEMPLATE_PARAMS = ("dtype", "dimensions")
63 TEMPLATE_DEFAULTS = (None, 2)
65 __str__ = _coordinateStr
66 __repr__ = _coordinateRepr
67 __reduce__ = _coordinateReduce
70Extent.register((int, 2), _geom.Extent2I)
71Extent.register((float, 2), _geom.Extent2D)
72Extent.register((int, 3), _geom.Extent3I)
73Extent.register((float, 3), _geom.Extent3D)
74ExtentI = _geom.Extent2I
75ExtentD = _geom.Extent2D
78class Point(metaclass=TemplateMeta):
79 """Abstract base class and factory for Point objects.
80 """
81 TEMPLATE_PARAMS = ("dtype", "dimensions")
82 TEMPLATE_DEFAULTS = (None, 2)
84 __str__ = _coordinateStr
85 __repr__ = _coordinateRepr
86 __reduce__ = _coordinateReduce
89Point.register((int, 2), _geom.Point2I)
90Point.register((float, 2), _geom.Point2D)
91Point.register((int, 3), _geom.Point3I)
92Point.register((float, 3), _geom.Point3D)
93PointI = _geom.Point2I
94PointD = _geom.Point2D