Issue462280

This has a simple test case, but I'm not sure that the 
solution is simple. This particular case is in the 
context of a list object, but it is possible that 
other objects suffer from the same problem.

Jython 2.1a3 on java1.3.0 (JIT: null)
Type "copyright", "credits" or "license" for more 
information.
>>> class Foo:
...   mylistIndex = ['a', 'b', 'c', 'd', 'e'].index
...
>>> a = Foo()
>>> a.mylistIndex
<builtin method 'index'>
>>> a.mylistIndex('c')
Traceback (innermost last):
  File "<console>", line 1, in ?
TypeError: index(): expected 1 args; got 2
>>>
>>> Foo.mylistIndex('c')
Traceback (innermost last):
  File "<console>", line 1, in ?
java.lang.NullPointerException
        at org.python.core.ListFunctions.__call__
(PyList.java)
        at org.python.core.PyObject.invoke
(PyObject.java)
        at org.python.pycode._pyx2.f$0(<console>:1)
        at org.python.pycode._pyx2.call_function
(<console>)
        at org.python.core.PyTableCode.call
(PyTableCode.java)
        at org.python.core.PyCode.call(PyCode.java)
        at org.python.core.Py.runCode(Py.java)
        at org.python.core.Py.exec(Py.java)
        at org.python.util.PythonInterpreter.exec
(PythonInterpreter.java)
        at
org.python.util.InteractiveInterpreter.runcode
(InteractiveInterpreter
.java)
        at
org.python.util.InteractiveInterpreter.runsource
(InteractiveInterpret
er.java)
        at
org.python.util.InteractiveInterpreter.runsource
(InteractiveInterpret
er.java)
        at org.python.util.InteractiveConsole.push
(InteractiveConsole.java)
        at
org.python.util.InteractiveConsole.interact
(InteractiveConsole.java)
        at org.python.util.jython.main(jython.java)

java.lang.NullPointerException: 
java.lang.NullPointerException


For reference, CPython doesn't choke on this:

Python 2.1 (#1, Apr 17 2001, 09:45:01)
[GCC 2.95.3-2 (cygwin special)] on cygwin_nt-4.01
Type "copyright", "credits" or "license" for more 
information.
>>> class Foo:
...   mylistIndex = ['a', 'b', 'c', 'd', 'e'].index
...
>>> a = Foo()
>>> a.mylistIndex
<built-in method index of list object at 0xa04da34>
>>> a.mylistIndex('c')
2
>>>

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user_id=4201

Added as test328.py