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Ported the IPython Sphinx directive to 0.11....

Ported the IPython Sphinx directive to 0.11. This was originally written by John Hunter for the 0.10 API, now it works with 0.11. We still need to automate its test suite, but at least now it runs and the script itself can be executed as a test that produces screen output and figures in a subdir.

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        Brian E Granger
    
The refactoring of the Task system is nearly complete.  Now there are...

              r1395
            
      from IPython.kernel import client

      tc = client.TaskClient()

      result = tc.map(lambda x: 2*x, range(10))

      print "Simple, default map: ", result

      m = tc.mapper(block=False, clear_after=True, clear_before=True)

      tids = m.map(lambda x: 2*x, range(10))

      print "Submitted tasks, got ids: ", tids

      tc.barrier(tids)

      result = [tc.get_task_result(tid) for tid in tids]

      print "Using a mapper: ", result

      @tc.parallel()

      def f(x): return 2*x

      result = f(range(10))

      print "Using a parallel function: ", result

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Brian E Granger The refactoring of the Task system is nearly complete. Now there are...	r1395	from IPython.kernel import client

		tc = client.TaskClient()

		result = tc.map(lambda x: 2*x, range(10))
		print "Simple, default map: ", result

		m = tc.mapper(block=False, clear_after=True, clear_before=True)
		tids = m.map(lambda x: 2*x, range(10))
		print "Submitted tasks, got ids: ", tids
		tc.barrier(tids)
		result = [tc.get_task_result(tid) for tid in tids]
		print "Using a mapper: ", result

		@tc.parallel()
		def f(x): return 2*x

		result = f(range(10))
		print "Using a parallel function: ", result