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2026-07-22 13:48:46 +08:00
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+# GraphSession
+
+## Class Definition
+
+```python
+class GraphSession(graph_id: Optional[str] = None)
+```
+
+*Source: graph.py*
+
+## Import Surface
+
+- top-level: `from simplecadapi import GraphSession`
+
+## Description
+
+Context manager that records CAD operations into a DAG.
+
+with GraphSession() as session:
+n1 = record_operation(
+"make_line_redge", {"start": (0, 0, 0), "end": (1, 0, 0)}
+)
+n2 = record_operation(
+"make_line_redge", {"start": (1, 0, 0), "end": (1, 1, 0)}
+)
+record_operation(
+"make_wire_from_edges_rwire", {"edge_count": 2}, inputs=[n1, n2]
+)
+
+# Access the graph after the session
+print(session.graph.topological_order())