[IPython-user] IPython.kernel.client.Task is not present!

[mark starnes]

Hi Brian,

Thanks!  Posting feedback is not a problem.

Best regards,

Mark.

Brian Granger wrote:
> Mark,
> 
> I am in the process of finishing updating the docs.  When they are
> done, I will let you know.  I would love to get feedback from you on
> this.  I am hopeful that the new docs will answer all of your
> questions.
> 
> Cheers,
> 
> Brian
> 
> On Fri, Sep 12, 2008 at 1:01 AM, mark starnes
> <m.starnes05@imperial.ac.uk> wrote:
>> Brian,
>>
>> That's great.  Thanks!
>>
>> BR,
>>
>> Mark.
>>
>> Brian Granger wrote:
>>> This might be useful:
>>>
>>> http://ipython.scipy.org/doc/manual/html/changes.html
>>>
>>> It is the part of our documentation that lists all the changes made in
>>> IPython.  From one of the sections in it:
>>>
>>> The notion of a task has been completely reworked. An ITask interface
>>> has been created. This interface defines the methods that tasks need
>>> to implement. These methods are now responsible for things like
>>> submitting tasks and processing results. There are two basic task
>>> types: IPython.kernel.task.StringTask (this is the old Task object,
>>> but renamed) and the new IPython.kernel.task.MapTask, which is based
>>> on a function.
>>>
>>> Hope that helps.
>>>
>>> Brian
>>>
>>> On Thu, Sep 11, 2008 at 1:59 PM, mark starnes
>>> <m.starnes05@imperial.ac.uk> wrote:
>>>> Hi everyone, silly question so please be patient!
>>>>
>>>> Following the IPython documentation, an example for task farming is present on page '104'.
>>>> It reads:
>>>>
>>>> QuickStart Task Farming
>>>> First, a quick example of how to start running the most basic Tasks. The first step is to import the IPython
>>>> client module and then create a TaskClient instance:
>>>> In [1]: from IPython.kernel import client
>>>> In [2]: tc = client.TaskClient()
>>>> Then the user wrap the commands the user want to run in Tasks:
>>>> In [3]: tasklist = []
>>>> In [4]: for n in range(1000):
>>>>      ...        tasklist.append(client.Task("a = %i"%n, pull="a"))
>>>>
>>>>
>>>> but when I try the last line, client.Task does not exist.  Checking client's contents:
>>>>
>>>> In [5]: dir(client)
>>>> Out[5]:
>>>> ['ClientConnector',
>>>>  'CompositeError',
>>>>  'IPython',
>>>>  'MapTask',
>>>>  'MultiEngineClient',
>>>>  'ReactorInThread',
>>>>  'StringTask',
>>>>  'TaskClient',
>>>>  '__builtins__',
>>>>  '__doc__',
>>>>  '__docformat__',
>>>>  '__file__',
>>>>  '__name__',
>>>>  '_client_tub',
>>>>  'blockingCallFromThread',
>>>>  'codeutil',
>>>>  'get_multiengine_client',
>>>>  'get_task_client',
>>>>  'reactor',
>>>>  'rit',
>>>>  'sys']
>>>>
>>>>
>>>> Has Task been renamed / moved?  Maybe I've broken things!
>>>>
>>>>
>>>> I'm using:
>>>> Python 2.5.1 (r251:54863, Jan 10 2008, 18:00:49),
>>>> IPython 0.9.rc1
>>>>
>>>>
>>>> Thanks in advance,
>>>>
>>>> Mark.
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>>>>
>