wehub-resource-sync
67 lines
2.2 KiB
Python
67 lines
2.2 KiB
Python
from typing import Dict
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from ray.dag import (
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ClassMethodNode,
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ClassNode,
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DAGNode,
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FunctionNode,
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InputAttributeNode,
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InputNode,
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MultiOutputNode,
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)
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class _DAGNodeNameGenerator(object):
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"""
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Generate unique suffix for each given Node in the DAG.
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Apply monotonic increasing id suffix for duplicated names.
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"""
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def __init__(self):
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self.name_to_suffix: Dict[str, int] = dict()
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def get_node_name(self, node: DAGNode):
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# InputNode should be unique.
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if isinstance(node, InputNode):
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return "INPUT_NODE"
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if isinstance(node, MultiOutputNode):
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return "MultiOutputNode"
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# InputAttributeNode suffixes should match the user-defined key.
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elif isinstance(node, InputAttributeNode):
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return f"INPUT_ATTRIBUTE_NODE_{node._key}"
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# As class, method, and function nodes may have duplicated names,
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# generate unique suffixes for such nodes.
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if isinstance(node, ClassMethodNode):
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node_name = node.get_options().get("name", None) or node._method_name
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elif isinstance(node, (ClassNode, FunctionNode)):
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node_name = node.get_options().get("name", None) or node._body.__name__
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# we use instance class name check here to avoid importing ServeNodes as
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# serve components are not included in Ray Core.
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elif type(node).__name__ in ("DeploymentNode", "DeploymentFunctionNode"):
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node_name = node.get_deployment_name()
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elif type(node).__name__ == "DeploymentFunctionExecutorNode":
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node_name = node._deployment_function_handle.deployment_name
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else:
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raise ValueError(
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"get_node_name() should only be called on DAGNode instances."
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)
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if node_name not in self.name_to_suffix:
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self.name_to_suffix[node_name] = 0
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return node_name
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else:
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self.name_to_suffix[node_name] += 1
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suffix_num = self.name_to_suffix[node_name]
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return f"{node_name}_{suffix_num}"
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def reset(self):
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self.name_to_suffix = dict()
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def __enter__(self):
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return self
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def __exit__(self, *args):
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self.reset()
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