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Viewing changes to lib/lp/services/timeline/nestingtimedaction.py

  • Committer: Gary Poster
  • Date: 2011-07-27 15:25:32 UTC
  • mto: This revision was merged to the branch mainline in revision 13541.
  • Revision ID: gary.poster@canonical.com-20110727152532-50akr19c7mgcj5qu
add config option for timeout value

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lib/lp/services/timeline/nestingtimedaction.py
 
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# Copyright 2010 Canonical Ltd.  This software is licensed under the
 
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# GNU Affero General Public License version 3 (see the file LICENSE).
 
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"""Time an action which calls other timed actions."""
 
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__all__ = ['NestingTimedAction']
 
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__metaclass__ = type
 
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import datetime
 
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from timedaction import TimedAction
 
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class NestingTimedAction(TimedAction):
 
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    """A variation of TimedAction which creates a nested environment.
 
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    This is done by recording two 0 length timed actions in the timeline:
 
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    one at the start of the action and one at the end, with -start and
 
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    -stop appended to their categories.
 
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    See `TimedAction` for more information.
 
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    """
 
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    def _init(self):
 
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        self.duration = datetime.timedelta()
 
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        self._category = self.category
 
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        self.category = self._category + '-start'
 
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    def finish(self):
 
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        """Mark the TimedAction as finished."""
 
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        end = self.timeline.start(self._category + '-stop', self.detail)
 
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        end.duration = datetime.timedelta()