Spaces:
Running
Running
| from openai import AsyncOpenAI | |
| import logging | |
| from typing import List, Dict | |
| import pandas as pd | |
| import asyncio | |
| from src.api.exceptions import OpenAIError | |
| # Set up structured logging | |
| logging.basicConfig( | |
| level=logging.INFO, format="%(asctime)s - %(name)s - %(levelname)s - %(message)s" | |
| ) | |
| logger = logging.getLogger(__name__) | |
| class EmbeddingService: | |
| def __init__( | |
| self, | |
| openai_api_key: str, | |
| model: str = "text-embedding-3-small", | |
| batch_size: int = 100, | |
| ): | |
| self.client = AsyncOpenAI(api_key=openai_api_key) | |
| self.model = model | |
| self.batch_size = batch_size | |
| async def get_embedding(self, text: str) -> List[float]: | |
| """Generate embeddings for the given text using OpenAI.""" | |
| text = text.replace("\n", " ") | |
| try: | |
| response = await self.client.embeddings.create( | |
| input=[text], model=self.model | |
| ) | |
| return response.data[0].embedding | |
| except Exception as e: | |
| logger.error(f"Failed to generate embedding: {e}") | |
| raise OpenAIError(f"OpenAI API error: {e}") | |
| async def create_embeddings( | |
| self, df: pd.DataFrame, target_column: str, output_column: str | |
| ) -> pd.DataFrame: | |
| """Create embeddings for the target column in the dataset.""" | |
| logger.info("Generating embeddings...") | |
| batches = [ | |
| df[i : i + self.batch_size] for i in range(0, len(df), self.batch_size) | |
| ] | |
| processed_batches = await asyncio.gather( | |
| *[ | |
| self._process_batch(batch, target_column, output_column) | |
| for batch in batches | |
| ] | |
| ) | |
| return pd.concat(processed_batches) | |
| async def _process_batch( | |
| self, df_batch: pd.DataFrame, target_column: str, output_column: str | |
| ) -> pd.DataFrame: | |
| """Process a batch of rows to generate embeddings.""" | |
| embeddings = await asyncio.gather( | |
| *[self.get_embedding(row[target_column]) for _, row in df_batch.iterrows()] | |
| ) | |
| df_batch[output_column] = embeddings | |
| return df_batch | |