PyClassMethodDescr.java

package org.python.core;

public class PyClassMethodDescr extends PyMethodDescr {

    public PyClassMethodDescr(String name, Class c, int minargs, int maxargs, PyBuiltinFunction meth) {
        super(name, c, minargs, maxargs, meth);
    }

    protected void checkCallerType(PyObject obj) {
        if ((PyType) obj != dtype && !((PyType) obj).isSubType(dtype))
            throw get_wrongtype((PyType) obj);
    }

    public PyObject __get__(PyObject obj, PyObject type) {
        if (obj != null) {
            checkCallerType(obj.getType());
            return meth.bind(obj.getType());
        } else if (type != null) {
            checkCallerType(type);
            return meth.bind(type);
        }
        return this;
    }
}