upstream/ipython Files · docs/examples/kernel/asynctask1.py

Adding examples from ipython1-dev to docs/examples/kernel. These ...

Adding examples from ipython1-dev to docs/examples/kernel. These examples show how to use IPython for parallel computing. I need to update the import statements and make sure they work with the merged code. But here they are.

Brian E Granger - - Load All Authors

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             asynctask1.py
        
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      #!/usr/bin/env python

      # encoding: utf-8

      # This example shows how the AsynTaskClient can be used

      from twisted.internet import reactor, defer

      from ipython1.kernel import asynclient

      mec = asynclient.AsynMultiEngineClient(('localhost', 10105))

      tc = asynclient.AsynTaskClient(('localhost',10113))

      cmd1 = """\

      a = 5

      b = 10*d

      c = a*b*d

      """

      t1 = asynclient.Task(cmd1, clear_before=False, clear_after=True, pull=['a','b','c'])

      d = mec.push(dict(d=30))

      def raise_and_print(tr):

          tr.raiseException()

          print "a, b: ", tr.ns.a, tr.ns.b

          return tr

      d.addCallback(lambda _: tc.run(t1))

      d.addCallback(lambda tid: tc.get_task_result(tid,block=True))

      d.addCallback(raise_and_print)

      d.addCallback(lambda _: reactor.stop())

      reactor.run()

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				#!/usr/bin/env python
				# encoding: utf-8

				# This example shows how the AsynTaskClient can be used

				from twisted.internet import reactor, defer
				from ipython1.kernel import asynclient

				mec = asynclient.AsynMultiEngineClient(('localhost', 10105))
				tc = asynclient.AsynTaskClient(('localhost',10113))

				cmd1 = """\
				a = 5
				b = 10*d
				c = abd
				"""

				t1 = asynclient.Task(cmd1, clear_before=False, clear_after=True, pull=['a','b','c'])

				d = mec.push(dict(d=30))

				def raise_and_print(tr):
				tr.raiseException()
				print "a, b: ", tr.ns.a, tr.ns.b
				return tr

				d.addCallback(lambda _: tc.run(t1))
				d.addCallback(lambda tid: tc.get_task_result(tid,block=True))
				d.addCallback(raise_and_print)
				d.addCallback(lambda _: reactor.stop())
				reactor.run()