Predicates.txt

Revision 1082 (checked in by seang, 9 months ago)	a == b (Python equality) is no longer the same thing as a.equals(b) (topological equality), new safer predicate shortcuts for objects that are identical in the Python sense (#163)
Property svn:eol-style set to `native`

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1	Test GEOS predicates
2	====================
3
4	>>> from shapely.geometry import Point
5	>>> point = Point(0.0, 0.0)
6
7	Binary Predicates
8	-----------------
9
10	>>> point.disjoint(Point(-1.0, -1.0))
11	True
12
13	>>> point.touches(Point(-1.0, -1.0))
14	False
15
16	>>> point.crosses(Point(-1.0, -1.0))
17	False
18
19	>>> point.within(Point(-1.0, -1.0))
20	False
21
22	>>> point.contains(Point(-1.0, -1.0))
23	False
24
25	>>> point.overlaps(Point(-1.0, -1.0))
26	False
27
28	>>> point.equals(Point(-1.0, -1.0))
29	False
30
31	>>> point.equals(Point(0.0, 0.0))
32	True
33
34	Unary Predicates
35	----------------
36
37	>>> point.is_empty
38	False
39
40	>>> point.is_valid
41	True
42
43	>>> point.is_simple
44	True
45
46	>>> point.is_ring
47	False
48
49	>>> point.has_z
50	False
51

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