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Java > Open Source Codes > org > python > core > PySlice


1 // Copyright (c) Corporation for National Research Initiatives
2 package org.python.core;
3
4
5 /**
6  * A python slice object.
7  */
8
9 public class PySlice extends PyObject {
10     public PyObject start, stop, step;
11
12     public PySlice(PyObject start, PyObject stop, PyObject step) {
13         if (start == null) start = Py.None;
14         if (stop == null) stop = Py.None;
15         if (step == null) step = Py.One;
16
17         this.start = start;
18         this.stop = stop;
19         this.step = step;
20     }
21
22     public PyString __str__() {
23         return new PyString(start.__repr__()+":"+stop.__repr__()+":"+
24                             step.__repr__());
25     }
26
27     public PyString __repr__() {
28         return new PyString("slice("+start.__repr__()+", "+
29                             stop.__repr__()+", "+
30                             step.__repr__()+")");
31     }
32
33     public boolean isSequenceType() { return false; }
34 }
35
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