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code/local-embedding.py

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+import requests
+from neo4j import GraphDatabase
+from tqdm import tqdm
+import csv  # Added for CSV handling
+
+# ==== CONFIG ====
+
+NEO4J_URI = "bolt://1.1.1.1:7687"
+NEO4J_USER = "neo4j"
+NEO4J_PASSWORD = "your_password"
+CSV_FILENAME = "movie_embeddings.csv"  # Output CSV file name
+
+OLLAMA_EMBEDDING_MODEL = "nomic-embed-text:v1.5"
+OLLAMA_ENDPOINT = "http://localhost:11434/api/embeddings"
+
+# ==== FUNCTIONS ====
+
+def get_movies(driver):
+    with driver.session() as session:
+        result = session.run("MATCH (m:Movie) RETURN m.movieId AS movieId, m.plot AS plot")
+        return [(record["movieId"], record["plot"]) for record in result if record["plot"]]
+
+def get_embedding(text):
+    response = requests.post(OLLAMA_ENDPOINT, json={
+        "model": OLLAMA_EMBEDDING_MODEL,
+        "prompt": text  # Fixed typo: "prompt" instead of "prompt"
+    })
+    response.raise_for_status()
+    return response.json()["embedding"]
+
+# ==== MAIN ====
+
+def main():
+    driver = GraphDatabase.driver(NEO4J_URI, auth=(NEO4J_USER, NEO4J_PASSWORD))
+
+    print("Fetching movie plots from Neo4j...")
+    movies = get_movies(driver)
+
+    print(f"Embedding {len(movies)} plots with Ollama model `{OLLAMA_EMBEDDING_MODEL}`...")
+    print(f"Results will be saved to {CSV_FILENAME}")
+
+    # Open CSV file for writing
+    with open(CSV_FILENAME, 'w', newline='') as csvfile:
+        csv_writer = csv.writer(csvfile)
+        csv_writer.writerow(['movieId', 'embedding'])  # Write header
+        
+        for movie_id, plot in tqdm(movies):
+            try:
+                embedding = get_embedding(plot)
+                # Format embedding as string with brackets and commas
+                embedding_str = "[" + ",".join(map(str, embedding)) + "]"
+                csv_writer.writerow([movie_id, embedding_str])
+            except Exception as e:
+                print(f"Failed for movieId={movie_id}: {e}")
+
+    driver.close()
+    print("Embedding export complete!")
+
+if __name__ == "__main__":
+    main()

code/requirements.txt

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+neo4j 
+requests 
+tqdm