INNER CODE UNIT · Python

_get_analyzer

meetbryce/open-source-slack-ai · ossai/sentiment.py:10

def _get_analyzer():
    """Lazy initialization of VADER sentiment analyzer with error handling"""
    global _sia
    if _sia is None:
        with _lock:
            if _sia is None:  # Double-check lock
                try:
                    # Try to initialize the analyzer
                    _sia = SentimentIntensityAnalyzer()
                except LookupError:
                    # If VADER lexicon is not found, download it
                    logger.info("VADER lexicon not found, downloading...")
                    try:
                        nltk.download("vader_lexicon", quiet=True)
                        _sia = SentimentIntensityAnalyzer()
                        logger.info("VADER lexicon downloaded successfully")
                    except Exception as e:
                        logger.error(f"Failed to download VADER lexicon: {e}")

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