fixup

main.py

@@ -14,10 +14,7 @@ class Main():
     def init_log_handlers(self):
         with open(".env.yaml", "r") as file:
             config = yaml.safe_load(file)
-            if config["log"] is None:
-                return
-            if config["log"]["handlers"] is None:
-                return
+            try:
                 log_handler_confg = config["log"]["handlers"]
                 log_handlers = [logging.StreamHandler()]
                 for handler_config in log_handler_confg:
@@ -34,6 +31,8 @@ class Main():
                     ))
                 logging.basicConfig(level=logging.DEBUG, handlers=log_handlers)
                 logging.info("logging init finish")
+            except KeyError:
+                return
                 
     def __init__(self) -> None:
         self.init_log_handlers()