17 lines
525 B
Python
17 lines
525 B
Python
from bonobo.config import Configurable, Method, Option, ContextProcessor, use_raw_input
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from bonobo.util import ValueHolder
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class Reduce(Configurable):
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function = Method()
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initializer = Option(required=False)
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@ContextProcessor
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def buffer(self, context):
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values = yield ValueHolder(self.initializer() if callable(self.initializer) else self.initializer)
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context.send(values.get())
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@use_raw_input
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def __call__(self, values, bag):
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values.set(self.function(values.get(), bag))
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