Spaces:
Running
Running
Commit ·
993bc66
1
Parent(s): a724f5f
update
Browse files- retrieve.py +1 -237
retrieve.py
CHANGED
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@@ -85,240 +85,4 @@ def search(
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f"Search failed for query '{query_text[:100]}...': {type(e).__name__}: {e}",
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exc_info=True,
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)
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raise
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def search(
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query_text: str,
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cohere_client: cohere.ClientV2,
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qdrant_client: QdrantClient,
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collection_name: str,
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top_k: int = 5,
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) -> List[Dict[str, Any]]:
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"""
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Convert query to embedding and retrieve top-K relevant chunks.
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Args:
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query_text: User's search query (non-empty, ≤1000 chars)
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top_k: Number of results to return (1-100)
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Returns:
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List of search results with id, score, and payload
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"""
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# Validate inputs
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if not query_text or not query_text.strip():
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raise ValueError("Query text must be non-empty")
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query_text = query_text.strip()
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if len(query_text) > 1000:
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raise ValueError("Query text must be ≤ 1000 characters")
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if top_k < 1 or top_k > 100:
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raise ValueError("top_k must be between 1 and 100")
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logger.info(f"Embedding query: '{query_text[:100]}...' (top_k={top_k})")
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start_time = time.time()
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# Generate query embedding with retry
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try:
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embedding = utils.retry_with_backoff(
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lambda: embed_query(query_text, cohere_client),
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max_retries=3,
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base_delay=1.0,
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max_delay=10.0,
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)
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embed_time = time.time() - start_time
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logger.debug(
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f"Generated embedding in {embed_time:.2f}s, dimension: {len(embedding)}"
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)
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except Exception as e:
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logger.error(f"Failed to embed query: {e}")
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raise
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# Search Qdrant with retry
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try:
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search_start = time.time()
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response = utils.retry_with_backoff(
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lambda: qdrant_client.query_points(
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collection_name=collection_name,
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query=embedding,
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limit=top_k,
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with_payload=True,
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with_vectors=False,
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),
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max_retries=3,
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base_delay=1.0,
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max_delay=10.0,
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)
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results = response.points
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search_time = time.time() - search_start
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logger.info(
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f"Search completed in {search_time:.2f}s, returned {len(results)} results"
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)
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except Exception as e:
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logger.error(f"Search failed: {e}")
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raise APIError(f"Qdrant search failed: {e}")
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# Format results
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formatted = []
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for result in results:
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formatted.append(
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{
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"id": str(result.id),
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"score": float(result.score),
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"payload": result.payload,
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}
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)
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total_time = time.time() - start_time
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logger.info(f"Total query time: {total_time:.2f}s")
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return formatted
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def format_results(
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results: List[Dict[str, Any]], query: str, latency_ms: int
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) -> Dict[str, Any]:
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"""Format search results into JSON output structure."""
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output = {
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"query": query,
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"timestamp": time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime()),
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"results": results,
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"metadata": {
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"total_results": len(results),
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"collection": None, # Will be filled by main
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"latency_ms": latency_ms,
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},
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}
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return output
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def main() -> int:
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"""CLI entrypoint for retrieval."""
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parser = argparse.ArgumentParser(
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description="Retrieve relevant chunks from Qdrant using Cohere embeddings"
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)
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parser.add_argument("--query", type=str, help="Search query text")
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parser.add_argument(
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"--top-k", type=int, default=5, help="Number of results to return (default: 5)"
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)
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parser.add_argument("--output", type=str, help="Output file path (default: stdout)")
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parser.add_argument(
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"--config",
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type=str,
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default=".env",
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help="Path to .env config file (default: .env)",
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)
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parser.add_argument(
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"--validate-metadata",
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action="store_true",
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help="Run metadata validation on search results (requires --query)",
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)
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args = parser.parse_args()
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# Setup logging
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log_file = "retrieve.log"
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setup_logging(log_file=log_file, console_level="INFO")
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logger.info("=== Retrieval Pipeline Started ===")
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try:
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# Load config
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logger.info(f"Loading config from {args.config}")
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cfg = config.get_config()
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validate_config(cfg)
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# Initialize clients
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logger.info("Initializing Cohere and Qdrant clients")
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cohere_client, qdrant_client = init_clients(cfg)
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# Check collection
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collection_name = cfg["qdrant_collection"]
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logger.info(f"Checking collection '{collection_name}'")
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coll_info = check_collection(qdrant_client, collection_name)
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logger.info(
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f"Collection OK: vector_size={coll_info['vector_size']}, points={coll_info['points_count']}"
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)
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# Validate query argument
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if not args.query:
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parser.error("--query is required")
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# Perform search
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results = search(
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query_text=args.query,
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cohere_client=cohere_client,
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qdrant_client=qdrant_client,
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collection_name=collection_name,
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top_k=args.top_k,
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)
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# Perform metadata validation if requested
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metadata_validation = None
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if args.validate_metadata:
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completeness = validate_metadata_completeness(results)
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sequencing = validate_chunk_sequencing(results)
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metadata_validation = {
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"completeness_pct": round(completeness, 2),
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"sequencing_valid": sequencing,
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"pass": completeness >= 98.0 and sequencing,
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}
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logger.info(f"Metadata completeness: {completeness:.1f}%")
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logger.info(f"Chunk sequencing: {'VALID' if sequencing else 'INVALID'}")
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logger.info(
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f"Validation result: {'PASS' if metadata_validation['pass'] else 'FAIL'}"
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)
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# Format output
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output = {
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"query": args.query,
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"timestamp": time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime()),
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"results": results,
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"metadata": {
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"total_results": len(results),
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"collection": collection_name,
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"vector_size": coll_info["vector_size"],
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"points_count": coll_info["points_count"],
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},
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}
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if metadata_validation:
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output["metadata_validation"] = metadata_validation
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# Output JSON
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json_output = json.dumps(output, indent=2)
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if args.output:
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with open(args.output, "w") as f:
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f.write(json_output)
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logger.info(f"Results written to {args.output}")
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else:
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print(json_output)
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logger.info("=== Retrieval Pipeline Completed Successfully ===")
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return 0
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except ValueError as ve:
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logger.error(f"Validation error: {ve}")
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print(f"ERROR: {ve}", file=sys.stderr)
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return 2
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except ConfigurationError as ce:
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logger.error(f"Configuration error: {ce}")
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print(f"ERROR: {ce}", file=sys.stderr)
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return 1
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except CollectionNotFoundError as cnfe:
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logger.error(f"Collection error: {cnfe}")
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print(f"ERROR: {cnfe}", file=sys.stderr)
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return 1
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except DimensionMismatchError as dme:
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logger.error(f"Dimension error: {dme}")
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print(f"ERROR: {dme}", file=sys.stderr)
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return 1
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except APIError as api_err:
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logger.error(f"API error: {api_err}")
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print(f"ERROR: {api_err}", file=sys.stderr)
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return 1
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except Exception as e:
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logger.exception(f"Unexpected error: {e}")
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print(f"ERROR: Unexpected error: {e}", file=sys.stderr)
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return 1
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if __name__ == "__main__":
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sys.exit(main())
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f"Search failed for query '{query_text[:100]}...': {type(e).__name__}: {e}",
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exc_info=True,
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)
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+
raise
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