Avoid log level misconfiguration, allow user to configure log level

myproject.demo.yml

@@ -6,3 +6,5 @@ language: python
 ignored_dirs: [".git", "temp"]
 # whether to open a graphical window with Serena's logs (not supported on MacOS)
 gui_log_window: True
+# minimum log level for the GUI log window (10 = debug, 20 = info, 30 = warning, 40 = error)
+gui_log_level: 20

scripts/agno_agent.py

@@ -12,8 +12,11 @@ from sensai.util.helper import mark_used
 from serena.agent import SerenaAgent
 from serena.agno import SerenaAgnoToolkit
 
-os.chdir(os.path.dirname(os.path.abspath(__file__)))
 mark_used(Gemini, Claude)
+
+os.chdir(os.path.dirname(os.path.abspath(__file__)))
+Logger.root.setLevel(logging.INFO)
+
 load_dotenv()
 
 project_file_path = "../myproject.yml"
@@ -38,5 +41,4 @@ agno_agent = Agent(
 app = Playground(agents=[agno_agent]).get_app()
 
 if __name__ == "__main__":
-    Logger.root.setLevel(logging.INFO)
     serve_playground_app("agno_agent:app", reload=False)

src/serena/agent.py

@@ -8,6 +8,7 @@ import os
 import platform
 import sys
 import traceback
+import warnings
 from abc import ABC
 from collections import defaultdict
 from collections.abc import Callable, Iterator
@@ -32,7 +33,6 @@ from serena.util.shell import execute_shell_command
 
 log = logging.getLogger(__name__)
 LOG_FORMAT = "%(levelname)-5s %(asctime)-15s %(name)s:%(funcName)s:%(lineno)d - %(message)s"
-LOG_LEVEL = logging.INFO
 TTool = TypeVar("TTool", bound="Tool")
 
 
@@ -63,7 +63,11 @@ class SerenaAgent:
             if platform.system() == "Darwin":
                 log.warning("GUI log window is not supported on macOS")
             else:
-                self._gui_log_handler = GuiLogViewerHandler(GuiLogViewer(title="Serena Logs"), level=LOG_LEVEL, format_string=LOG_FORMAT)
+                log_level = project_config.get("gui_log_level", logging.INFO)
+                if Logger.root.level > log_level:
+                    warnings.warn(f"Root logger level is higher than GUI log level; changing the root logger level to {log_level}")
+                    Logger.root.setLevel(log_level)
+                self._gui_log_handler = GuiLogViewerHandler(GuiLogViewer(title="Serena Logs"), level=log_level, format_string=LOG_FORMAT)
                 Logger.root.addHandler(self._gui_log_handler)
 
         log.info(