Graph node follow-ups: repr, containment, empty(), registry docs - #1859

Merged

Andy-Jost merged 25 commits into

NVIDIA:mainfrom

Andy-Jost:graph-node-repr

Apr 6, 2026

Commits on Apr 2, 2026

Reorganize graph test files for clarity
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dc92437
Enhance Graph.update() and add whole-graph update tests
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281ed82
Add AdjacencySet proxy for pred/succ and GraphNode.remove()
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7854b76
Add edge mutation support and MutableSet interface for GraphNode adjacencies
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5fbd288
Use requires_module mark for numpy version checks in mutation tests
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aa84e26
Fix empty-graph return type: return set() instead of () for nodes/edges
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b27dd93
Rename AdjacencySet to AdjacencySetProxy, add bulk ops and safety guards
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8554d30
Add destroy() method with handle invalidation, remove GRAPH_NODE_SENTINEL
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9813c20
Add GraphNode identity cache for stable Python object round-trips
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6411881
Purge node cache on destroy to prevent stale identity lookups
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7a3dbb4
Skip NULL nodes in graph_node_registry to fix sentinel identity collision
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91b3b4e

Commits on Apr 3, 2026

Unregister destroyed nodes from C++ graph_node_registry
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1b7743d
Add dedicated test for node identity preservation through round-trips
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84f0b30
Merge branch 'main' into graph-node-identity
Andy-Jost
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64d6c2d
Add handle= to all GraphNode subclass __repr__ for debugging
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6b36e47
Merge branch 'main' into graph-node-identity
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a40be9a
Rename _node_cache/_cached to _node_registry/_registered
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729af49
Fix unregister_handle and rename invalidate_graph_node_handle
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42131b6
Merge branch 'graph-node-identity' into graph-node-repr
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9766e54
Add cheap containment test and early type check for AdjacencySetProxy
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15d0036
Add GraphDef.empty(), stack-buffer query optimization, and registry test
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347693f
Document the two-level handle and object registry design
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641a089
Fix import formatting in test_registry_cleanup
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8370687
Merge origin/main into graph-node-repr
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36527da
Optimize GraphDef.nodes() and edges() to try a single driver call
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f779f30