19 lines
640 B
Python
19 lines
640 B
Python
from bonobo.execution.contexts.graph import GraphExecutionContext
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class Strategy:
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"""
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Base class for execution strategies.
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"""
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GraphExecutionContextType = GraphExecutionContext
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def __init__(self, GraphExecutionContextType=None):
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self.GraphExecutionContextType = GraphExecutionContextType or self.GraphExecutionContextType
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def create_graph_execution_context(self, graph, *args, GraphExecutionContextType=None, **kwargs):
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return (GraphExecutionContextType or self.GraphExecutionContextType)(graph, *args, **kwargs)
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def execute(self, graph, *args, **kwargs):
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raise NotImplementedError
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