mirror of
https://github.com/wassname/simpeg.git
synced 2026-06-28 20:40:32 +08:00
Brendan Smithyman
112 lines
3.3 KiB
Python
112 lines
3.3 KiB
Python
### PROTOTYPE INTERFACE FOR PARALLEL DISPATCHER ###
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from functools import wraps
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def synchronize(fn):
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@wraps(fn)
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def wrapper(*args, **kwargs):
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self = args[0]
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pr = isinstance(getattr(self, '_dispatcher', None), ParallelDispatcher)
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if pr:
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print('Parallel stuff: (start) %(prob)s.%(fn)s'%{'prob': self.__class__.__name__, 'fn': fn.__name__})
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result = fn(*args, **kwargs)
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if pr:
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print('Parallel stuff: ( end ) %(prob)s.%(fn)s'%{'prob': self.__class__.__name__, 'fn': fn.__name__})
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return result
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return wrapper
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class BaseDispatcher(object):
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def __init__(self, *args, **kwargs):
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print('INIT: Dispatcher!')
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def pair(self, problem):
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self._prob = problem
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print('PAIR: Dispatcher setup...')
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class SerialDispatcher(BaseDispatcher):
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def __init__(self, *args, **kwargs):
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BaseDispatcher.__init__(self, *args, **kwargs)
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print('INIT: Serial dispatcher...')
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class ParallelDispatcher(BaseDispatcher):
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remoteOnly = ['someotherattribute']
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def __init__(self, *args, **kwargs):
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BaseDispatcher.__init__(self, *args, **kwargs)
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print('INIT: Parallel dispatcher...')
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def pair(self, problem):
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BaseDispatcher.pair(self, problem)
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print('PAIR: Parallel dispatcher setup...')
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def interceptSetattr(self, prob, name, value):
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print('SET: Parallel dispatcher set %(prob)s.%(name)s = %(value)r'
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%{'prob': prob.__class__.__name__, 'name': name, 'value': value})
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if name in self.remoteOnly:
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print('Setting remote state...')
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else:
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raise AttributeError('Set local copy!')
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def interceptGetattr(self, prob, name):
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print('GET: Parallel dispatcher get %(prob)s.%(name)s'
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%{'prob': prob.__class__.__name__, 'name': name})
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if name in self.remoteOnly:
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return '***Value from remote state***'
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else:
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raise AttributeError('Attribute %s not in parallel namespace!'%(name,))
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class StandinSurvey(object):
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def pair(self, problem):
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self._prob = problem
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class StandinProblem(object):
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def __init__(self):
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print('INIT: Problem!')
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self._dispatcher = SerialDispatcher()
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def __setattr__(self, name, value):
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d = getattr(self, '_dispatcher', None)
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if isinstance(d, ParallelDispatcher):
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try:
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d.interceptSetattr(self, name, value)
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except AttributeError:
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super(self.__class__, self).__setattr__(name, value)
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finally:
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return
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else:
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super(self.__class__, self).__setattr__(name, value)
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def __getattr__(self, name):
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d = super(self.__class__, self).__getattribute__('_dispatcher')
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if isinstance(d, ParallelDispatcher):
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return d.interceptGetattr(self, name)
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def pair(self, survey, dispatcher=None):
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self._survey = survey
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self._survey.pair(self)
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if dispatcher is not None:
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self._dispatcher = dispatcher
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print('PAIR: Problem setup...')
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self._dispatcher.pair(self)
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@synchronize
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def dosomething(self):
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print('Doing something!') |