fix: handle None constraints in SchemaFromTextExtractor

AmirLayegh · AmirLayegh · commit 7724a547fd1b · 2025-12-11T14:17:48.000+01:00
diff --git a/src/neo4j_graphrag/experimental/components/schema.py b/src/neo4j_graphrag/experimental/components/schema.py
@@ -723,7 +723,7 @@ async def run(self, text: str, examples: str = "", **kwargs: Any) -> GraphSchema
                 "node_types": extracted_node_types,
                 "relationship_types": extracted_relationship_types,
                 "patterns": extracted_patterns,
-                "constraints": extracted_constraints,
+                "constraints": extracted_constraints or [],
             }
         )
 

Original file line number	Diff line number	Diff line change
`@@ -723,7 +723,7 @@ async def run(self, text: str, examples: str = "", **kwargs: Any) -> GraphSchema`
`723`	`723`	`"node_types": extracted_node_types,`
`724`	`724`	`"relationship_types": extracted_relationship_types,`
`725`	`725`	`"patterns": extracted_patterns,`
`726`		`- "constraints": extracted_constraints,`
	`726`	`+ "constraints": extracted_constraints or [],`
`727`	`727`	`}`
`728`	`728`	`)`
`729`	`729`