[IPython-user] Parallel OO programming in Python

Flavio Coelho fccoelho at gmail.com
Mon Nov 6 18:30:03 CST 2006


Allright! thanks!

Now it passes all the tests! So far so good!

Now the problem is in getting the engine and the controller to connect:

flavio at localhost ~ $ 2006/11/06 22:26 -0200 [-] Log opened.
2006/11/06 22:26 -0200 [-] <class '
ipython1.kernel.enginevanilla.VanillaEngineServerFactoryFromControllerService'>
starting on 10201
2006/11/06 22:26 -0200 [-] Starting factory <
ipython1.kernel.enginevanilla.VanillaEngineServerFactoryFromControllerServiceobject
at 0xb693a52c>
2006/11/06 22:26 -0200 [-] <class '
ipython1.kernel.controllervanilla.VanillaControllerFactoryFromService'>
starting on 10105
2006/11/06 22:26 -0200 [-] Starting factory <
ipython1.kernel.controllervanilla.VanillaControllerFactoryFromService object
at 0xb694910c>
2006/11/06 22:26 -0200 [-] twisted.spread.pb.PBServerFactory starting on
10111
2006/11/06 22:26 -0200 [-] Starting factory <
twisted.spread.pb.PBServerFactory instance at 0xb694920c>

flavio at localhost ~ $ ipengine &
[2] 26607
flavio at localhost ~ $ 2006/11/06 22:26 -0200 [-] Log opened.
2006/11/06 22:26 -0200 [-] Starting factory <
ipython1.kernel.enginevanilla.VanillaEngineClientFactoryFromEngineServiceobject
at 0xb69a7dcc>
2006/11/06 22:26 -0200 [VanillaEngineServerProtocol,0,127.0.0.1] registered
engine: 0

flavio at localhost ~ $ ipython
WARNING: Could not import user config!
 ('/home/flavio/.ipython/ipy_user_conf.py' does not exist? Please run
'%upgrade')

Total number of aliases: 15
Python 2.4.4 (#1, Nov  5 2006, 15:46:15)
Type "copyright", "credits" or "license" for more information.

IPython 0.7.2 -- An enhanced Interactive Python.
?       -> Introduction to IPython's features.
%magic  -> Information about IPython's 'magic' % functions.
help    -> Python's own help system.
object? -> Details about 'object'. ?object also works, ?? prints more.

In [1]:import ipython1.kernel.api as kernel

In [2]:rc = kernel.RemoteController?
Object `rc = kernel.RemoteController` not found.

In [3]:kernel.RemoteController?
Type:           type
Base Class:     <type 'type'>
String Form:    <class 'ipython1.kernel.controllervanilla.RemoteController'>
Namespace:      Interactive
File:
/usr/lib/python2.4/site-packages/ipython1/kernel/controllervanilla.py
Docstring:
    A high level interface to a remotely running IPython controller.


In [4]:rc = kernel.RemoteController(('192.168.1.101',10201))

In [5]:rc.getIDs()
2006/11/06 22:27 -0200 [VanillaEngineServerProtocol,1,192.168.1.101]
Unhandled Error
        Traceback (most recent call last):
          File "/usr/lib/python2.4/site-packages/twisted/python/log.py",
line 48, in callWithLogger
            return callWithContext({"system": lp}, func, *args, **kw)
          File "/usr/lib/python2.4/site-packages/twisted/python/log.py",
line 33, in callWithContext
            return context.call({ILogContext: newCtx}, func, *args, **kw)
          File "/usr/lib/python2.4/site-packages/twisted/python/context.py",
line 59, in callWithContext
            return self.currentContext().callWithContext(ctx, func, *args,
**kw)
          File "/usr/lib/python2.4/site-packages/twisted/python/context.py",
line 37, in callWithContext
            return func(*args,**kw)
        --- <exception caught here> ---
          File
"/usr/lib/python2.4/site-packages/twisted/internet/selectreactor.py", line
139, in _doReadOrWrite
            why = getattr(selectable, method)()
          File "/usr/lib/python2.4/site-packages/twisted/internet/tcp.py",
line 362, in doRead
            return self.protocol.dataReceived(data)
          File
"/usr/lib/python2.4/site-packages/twisted/protocols/basic.py", line 99, in
dataReceived
            self.doData()
          File
"/usr/lib/python2.4/site-packages/twisted/protocols/basic.py", line 62, in
doData
            self.stringReceived(self.__buffer)
          File
"/usr/lib/python2.4/site-packages/ipython1/kernel/enginevanilla.py", line
557, in stringReceived
            self.nextHandler(msg)
          File
"/usr/lib/python2.4/site-packages/ipython1/kernel/enginevanilla.py", line
575, in dispatch
            self.dieLoudly('Command could not be dispatched: ' + msg)
          File
"/usr/lib/python2.4/site-packages/ipython1/kernel/enginevanilla.py", line
585, in dieLoudly
            log.msg('Protocol Error [%i]: ' % id + repr(a))
        exceptions.TypeError: int argument required

2006/11/06 22:27 -0200 [VanillaEngineServerProtocol,1,192.168.1.101]
unregistered engine None
2006/11/06 22:27 -0200 [VanillaEngineServerProtocol,1,192.168.1.101]
Unhandled Error
        Traceback (most recent call last):
          File "/usr/bin/ipcontroller", line 51, in main
            reactor.run()
          File
"/usr/lib/python2.4/site-packages/twisted/internet/posixbase.py", line 218,
in run
            self.mainLoop()
          File
"/usr/lib/python2.4/site-packages/twisted/internet/posixbase.py", line 229,
in mainLoop
            self.doIteration(t)
          File
"/usr/lib/python2.4/site-packages/twisted/internet/selectreactor.py", line
133, in doSelect
            _logrun(selectable, _drdw, selectable, method, dict)
        --- <exception caught here> ---
          File "/usr/lib/python2.4/site-packages/twisted/python/log.py",
line 48, in callWithLogger
            return callWithContext({"system": lp}, func, *args, **kw)
          File "/usr/lib/python2.4/site-packages/twisted/python/log.py",
line 33, in callWithContext
            return context.call({ILogContext: newCtx}, func, *args, **kw)
          File "/usr/lib/python2.4/site-packages/twisted/python/context.py",
line 59, in callWithContext
            return self.currentContext().callWithContext(ctx, func, *args,
**kw)
          File "/usr/lib/python2.4/site-packages/twisted/python/context.py",
line 37, in callWithContext
            return func(*args,**kw)
          File
"/usr/lib/python2.4/site-packages/twisted/internet/selectreactor.py", line
149, in _doReadOrWrite
            self._disconnectSelectable(selectable, why, method=="doRead")
          File
"/usr/lib/python2.4/site-packages/twisted/internet/posixbase.py", line 256,
in _disconnectSelectable
            selectable.connectionLost(failure.Failure(why))
          File "/usr/lib/python2.4/site-packages/twisted/internet/tcp.py",
line 416, in connectionLost
            protocol.connectionLost(reason)
          File
"/usr/lib/python2.4/site-packages/ipython1/kernel/enginevanilla.py", line
538, in connectionLost
            self.factory.unregisterEngine(self.id)
          File
"/usr/lib/python2.4/site-packages/ipython1/kernel/enginevanilla.py", line
1023, in unregisterEngine
            return self.service.unregisterEngine(id)
          File
"/usr/lib/python2.4/site-packages/ipython1/kernel/controllerservice.py",
line 300, in unregisterEngine
            del self.engines[id]
        exceptions.KeyError:


On 11/6/06, Brian Granger <ellisonbg.net at gmail.com> wrote:
>
> I would first delete the old version of the zope directory that is in
> your site-packages directory.
> You can find this directory using:
>
> import distutils.sysconfig as sc
> sc.get_python_lib()
>
> Brian
>
> On 11/6/06, Flavio Coelho <fccoelho at gmail.com> wrote:
> >
> >
> > Brian,
> >
> >  I dowloaded ZopeInterface 3.1c1 and installed it with 'python setup.py
> > install' Is there anything else to it?
> >
> >
> > Flavio
> >
> > On 11/6/06, Brian Granger <ellisonbg.net at gmail.com> wrote:I have
> reponded on
> > the ipython-users list.  But just for the record,
> > this still looks like you don't have a new enough version of
> > ZopeInterface.
> >
> > Brian
> >
> > --
> > Flávio Codeço Coelho
> > registered Linux user # 386432
> > ---------------------------
> > "Laws are like sausages. It's better not to see them being made."
> > Otto von Bismark
> >
> > --
> > Flávio Codeço Coelho
> > registered Linux user # 386432
> > ---------------------------
> > "Laws are like sausages. It's better not to see them being made."
> > Otto von Bismark
> > _______________________________________________
> > IPython-user mailing list
> > IPython-user at scipy.org
> > http://projects.scipy.org/mailman/listinfo/ipython-user
> >
> >
> >
>



-- 
Flávio Codeço Coelho
registered Linux user # 386432
---------------------------
"Laws are like sausages. It's better not to see them being made."
Otto von Bismark
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://projects.scipy.org/pipermail/ipython-user/attachments/20061106/c273aa55/attachment-0001.html 


More information about the IPython-user mailing list