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Robert Nishihara
ba56b08474
* Reintroduce passing arguments by value to remote functions. * Check size of arguments passed by value. * Fix computation graph visualization.
35 lines
1.3 KiB
Python
35 lines
1.3 KiB
Python
# Utilities to deal with computation graphs
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import graphviz
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def graph_to_graphviz(computation_graph):
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"""
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Convert the computation graph to graphviz format.
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Args:
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computation_graph [graph_pb2.CompGraph]: protocol buffer description of
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the computation graph
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Returns:
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Graphviz description of the computation graph
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"""
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dot = graphviz.Digraph(format="pdf")
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dot.node("op-root", shape="box")
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for (i, op) in enumerate(computation_graph.operation):
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if op.HasField("task"):
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dot.node("op" + str(i), shape="box", label=str(i) + "\n" + op.task.name.split(".")[-1])
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for res in op.task.result:
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dot.edge("op" + str(i), str(res))
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elif op.HasField("put"):
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dot.node("op" + str(i), shape="box", label=str(i) + "\n" + "put")
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dot.edge("op" + str(i), str(op.put.objectid))
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elif op.HasField("get"):
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dot.node("op" + str(i), shape="box", label=str(i) + "\n" + "get")
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creator_operationid = op.creator_operationid if op.creator_operationid != 2 ** 64 - 1 else "-root"
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dot.edge("op" + str(creator_operationid), "op" + str(i), style="dotted", constraint="false")
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for arg in op.task.arg:
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if len(arg.serialized_arg) == 0:
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dot.node(str(arg.objectid))
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dot.edge(str(arg.objectid), "op" + str(i))
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return dot
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