54 lines
1.7 KiB
Python
54 lines
1.7 KiB
Python
import modal
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import asyncio
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from distributed.app import app
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from distributed.modal_image import image
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from distributed.queues import add_nodes_and_edges_queue
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from cognee.shared.logging_utils import get_logger
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from cognee.infrastructure.databases.graph import get_graph_engine
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logger = get_logger("graph_saving_worker")
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@app.function(
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image=image,
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timeout=86400,
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max_containers=5,
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secrets=[modal.Secret.from_name("distributed_cognee")],
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)
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async def graph_saving_worker():
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print("Started processing of nodes and edges; starting graph engine queue.")
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graph_engine = await get_graph_engine()
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while True:
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if await add_nodes_and_edges_queue.len.aio() != 0:
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try:
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nodes_and_edges = await add_nodes_and_edges_queue.get.aio(block=False)
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except modal.exception.DeserializationError as error:
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logger.error(f"Deserialization error: {str(error)}")
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continue
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if len(nodes_and_edges) == 0:
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print("Finished processing all nodes and edges; stopping graph engine queue.")
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return True
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if len(nodes_and_edges) == 2:
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print(
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f"Adding {len(nodes_and_edges[0])} nodes and {len(nodes_and_edges[1])} edges."
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)
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nodes = nodes_and_edges[0]
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edges = nodes_and_edges[1]
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if nodes:
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await graph_engine.add_nodes(nodes, distributed=False)
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if edges:
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await graph_engine.add_edges(edges, distributed=False)
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print("Finished adding nodes and edges.")
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else:
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print("No jobs, go to sleep.")
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await asyncio.sleep(5)
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