🔧 chore(main.py): configure logger in create_app function to improve logging configuration

🔧 chore(logger.py): change default log level to DEBUG in configure function for more detailed logging

src/backend/langflow/main.py

@@ -8,10 +8,15 @@ from fastapi.staticfiles import StaticFiles
 from langflow.api import router
 from langflow.database.base import create_db_and_tables
 from langflow.interface.utils import setup_llm_caching
+from langflow.utils.logger import configure
 
 
 def create_app():
     """Create the FastAPI app and include the router."""
+    # get the current log level
+    # log_level = logging.getLogger().getEffectiveLevel()
+    # log_level_name = logging.getLevelName(log_level)
+    configure()
 
     app = FastAPI()
 
@@ -73,10 +78,16 @@ def setup_app(static_files_dir: Optional[Path] = None) -> FastAPI:
     return app
 
 
-app = create_app()
-
-
 if __name__ == "__main__":
     import uvicorn
+    from langflow.utils.util import get_number_of_workers
 
-    uvicorn.run(app, host="127.0.0.1", port=7860)
+    configure()
+    uvicorn.run(
+        create_app,
+        host="127.0.0.1",
+        port=7860,
+        workers=get_number_of_workers(),
+        log_level="debug",
+        reload=True,
+    )

src/backend/langflow/utils/logger.py

@@ -6,7 +6,7 @@ from rich.logging import RichHandler
 logger = logging.getLogger("langflow")
 
 
-def configure(log_level: str = "INFO", log_file: Path = None):  # type: ignore
+def configure(log_level: str = "DEBUG", log_file: Path = None):  # type: ignore
     log_format = "%(asctime)s - %(levelname)s - %(message)s"
     log_level_value = getattr(logging, log_level.upper(), logging.INFO)
 
@@ -28,7 +28,3 @@ def configure(log_level: str = "INFO", log_file: Path = None):  # type: ignore
     logger.info(f"Logger set up with log level: {log_level_value}({log_level})")
     if log_file:
         logger.info(f"Log file: {log_file}")
-
-
-# Configure default logger
-configure()