adjust logging system (#51)

* remove ruff comment in log.py

* change log framework and fix llm_utils.py's logs

* Some thoughts for logging

* fix SingletonMeta's definition, maintain an instance dict for each class that inherits it

* adjust log codes directory, add some tag for factor implementation logging

* Update rdagent/core/conf.py

* fix factor task app & log

* fix log import

* Streamlet framework

* fix log tag to path logic

* Add todos

* Add example in docstring

* add log tag for llm_utils.py

* Capture lost content

---------

Co-authored-by: Young <afe.young@gmail.com>
Co-authored-by: you-n-g <you-n-g@users.noreply.github.com>

rdagent/components/coder/factor_coder/CoSTEER/evaluators.py

@@ -17,7 +17,7 @@ from rdagent.core.conf import RD_AGENT_SETTINGS
 from rdagent.core.evaluation import Evaluator
 from rdagent.core.evolving_framework import Feedback, QueriedKnowledge
 from rdagent.core.experiment import Implementation, Task
-from rdagent.core.log import RDAgentLog
+from rdagent.log import rdagent_logger as logger
 from rdagent.core.prompts import Prompts
 from rdagent.core.utils import multiprocessing_wrapper
 from rdagent.oai.llm_utils import APIBackend
@@ -588,7 +588,7 @@ class FactorEvaluatorForCoder(FactorEvaluator):
                     value_feedback=factor_feedback.factor_value_feedback,
                     code_feedback=factor_feedback.code_feedback,
                 )
-            RDAgentLog().info(factor_feedback.final_decision)
+            logger.info(factor_feedback.final_decision)
             return factor_feedback
 
 
@@ -643,7 +643,7 @@ class FactorMultiEvaluator(Evaluator):
             None if single_feedback is None else single_feedback.final_decision
             for single_feedback in multi_implementation_feedback
         ]
-        RDAgentLog().info(f"Final decisions: {final_decision} True count: {final_decision.count(True)}")
+        logger.info(f"Final decisions: {final_decision} True count: {final_decision.count(True)}")
 
         return multi_implementation_feedback