Makes transformer script executable via cli

transform/author_node.py

@@ -418,3 +418,52 @@ class FuzzyAuthorNode(TransformNode):
         
         # Return new context with results
         return TransformContext(input_df)
+
+
+def main():
+    import sys
+    
+    logging.basicConfig(
+        level=logging.INFO,
+        format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
+        handlers=[
+            logging.StreamHandler(sys.stdout)
+        ]
+    )
+    logger = logging.getLogger("knack-transform")
+    
+    # Connect to database
+    db_path = "/Users/linussilberstein/Documents/Knack-Scraper/data/knack.sqlite"
+    con = sqlite3.connect(db_path)
+    
+    try:
+        # Read posts from database
+        df = pd.read_sql('SELECT * FROM posts;', con)
+        logger.info(f"Loaded {len(df)} posts from database")
+        
+        # Create context
+        context = TransformContext(df)
+        
+        # Run NerAuthorNode
+        logger.info("Running NerAuthorNode...")
+        ner_node = NerAuthorNode(device="mps")
+        context = ner_node.run(con, context)
+        logger.info("NerAuthorNode complete")
+        
+        # Run FuzzyAuthorNode
+        logger.info("Running FuzzyAuthorNode...")
+        fuzzy_node = FuzzyAuthorNode(max_l_dist=1)
+        context = fuzzy_node.run(con, context)
+        logger.info("FuzzyAuthorNode complete")
+        
+        logger.info("All author nodes completed successfully!")
+        
+    except Exception as e:
+        logger.error(f"Error during transformation: {e}", exc_info=True)
+        raise
+    finally:
+        con.close()
+
+
+if __name__ == '__main__':
+    main()