Templates (#12294)

Co-authored-by: Harrison Chase <hw.chase.17@gmail.com>
Co-authored-by: Lance Martin <lance@langchain.dev>
Co-authored-by: Jacob Lee <jacoblee93@gmail.com>

templates/neo4j-generation/main.py

@@ -0,0 +1,14 @@
+from neo4j_generation.chain import chain
+
+
+if __name__ == "__main__":
+    text = "Harrison works at LangChain, which is located in San Francisco"
+    allowed_nodes = ["Person", "Organization", "Location"]
+    allowed_relationships = ["WORKS_AT", "LOCATED_IN"]
+    print(
+        chain(
+            text,
+            allowed_nodes=allowed_nodes,
+            allowed_relationships=allowed_relationships,
+        )
+    )