Improve CePO capability

optillm/cepo/configs/cepo_config.yaml

@@ -16,6 +16,7 @@ planning_max_tokens_step3: 4096
 planning_max_tokens_step4: 4096
 use_plan_diversity: False
 rating_model: null
+use_reasoning: True
 use_reasoning_fallback: False
 num_of_retries: 0
-print_output: False
+print_output: False

optillm/cepo/configs/cepo_config_gptoss.yaml

@@ -16,6 +16,7 @@ planning_max_tokens_step3: 40960
 planning_max_tokens_step4: 40960
 use_plan_diversity: False
 rating_model: null
+use_reasoning: True
 use_reasoning_fallback: True
 num_of_retries: 2
-print_output: true
+print_output: true

optillm/cepo/configs/cepo_config_qwen3.yaml

@@ -16,6 +16,7 @@ planning_max_tokens_step3: 20481
 planning_max_tokens_step4: 20482
 use_plan_diversity: False
 rating_model: null
+use_reasoning: True
 use_reasoning_fallback: False
 num_of_retries: 0
-print_output: False
+print_output: False

optillm/conversation_logger.py

@@ -7,6 +7,7 @@
 from typing import Dict, Any, Optional, List
 from dataclasses import dataclass, field
 import time
+import copy
 
 logger = logging.getLogger(__name__)
 
@@ -30,163 +31,163 @@ class ConversationEntry:
 class ConversationLogger:
     """
     Logger for OptiLLM conversations including all provider interactions and metadata.
-    
+
     Logs are saved in JSONL format (one JSON object per line) with daily rotation.
     Each entry contains the full conversation including all intermediate provider calls.
     """
-    
+
     def __init__(self, log_dir: Path, enabled: bool = False):
         self.enabled = enabled
         self.log_dir = log_dir
         self.active_entries: Dict[str, ConversationEntry] = {}
         self._lock = threading.Lock()
-        
+
         if self.enabled:
             self.log_dir.mkdir(parents=True, exist_ok=True)
             logger.info(f"Conversation logging enabled. Logs will be saved to: {self.log_dir}")
         else:
             logger.debug("Conversation logging disabled")
-    
+
     def _get_log_file_path(self, timestamp: datetime = None) -> Path:
         """Get the log file path for a given timestamp (defaults to now)"""
         if timestamp is None:
             timestamp = datetime.now(timezone.utc)
         date_str = timestamp.strftime("%Y-%m-%d")
         return self.log_dir / f"conversations_{date_str}.jsonl"
-    
+
     def _generate_request_id(self) -> str:
         """Generate a unique request ID"""
         return f"req_{uuid.uuid4().hex[:8]}"
-    
-    def start_conversation(self, 
-                          client_request: Dict[str, Any], 
-                          approach: str, 
+
+    def start_conversation(self,
+                          client_request: Dict[str, Any],
+                          approach: str,
                           model: str) -> str:
         """
         Start logging a new conversation.
-        
+
         Args:
             client_request: The original request from the client
             approach: The optimization approach being used
             model: The model name
-            
+
         Returns:
             str: Unique request ID for this conversation
         """
         if not self.enabled:
             return ""
-        
+
         request_id = self._generate_request_id()
         timestamp = datetime.now(timezone.utc).isoformat()
-        
+
         entry = ConversationEntry(
             request_id=request_id,
             timestamp=timestamp,
             approach=approach,
             model=model,
             client_request=client_request.copy()
         )
-        
+
         with self._lock:
             self.active_entries[request_id] = entry
-        
+
         logger.debug(f"Started conversation logging for request {request_id}")
         return request_id
-    
-    def log_provider_call(self, 
-                         request_id: str, 
-                         provider_request: Dict[str, Any], 
+
+    def log_provider_call(self,
+                         request_id: str,
+                         provider_request: Dict[str, Any],
                          provider_response: Dict[str, Any]) -> None:
         """
         Log a provider API call and response.
-        
+
         Args:
             request_id: The request ID for this conversation
             provider_request: The request sent to the provider
             provider_response: The response received from the provider
         """
         if not self.enabled or not request_id:
             return
-        
+
         with self._lock:
             entry = self.active_entries.get(request_id)
             if not entry:
                 logger.warning(f"No active conversation found for request {request_id}")
                 return
-            
+
             call_data = {
                 "call_number": len(entry.provider_calls) + 1,
                 "timestamp": datetime.now(timezone.utc).isoformat(),
-                "request": provider_request.copy(),
-                "response": provider_response.copy()
+                "request": provider_request and provider_request.copy() or None,
+                "response": provider_response and copy.copy(provider_response) or None # Responses are usually strs or dicts
             }
-            
+
             entry.provider_calls.append(call_data)
-            
+
         logger.debug(f"Logged provider call #{len(entry.provider_calls)} for request {request_id}")
-    
-    def log_final_response(self, 
-                          request_id: str, 
+
+    def log_final_response(self,
+                          request_id: str,
                           final_response: Dict[str, Any]) -> None:
         """
         Log the final response sent back to the client.
-        
+
         Args:
             request_id: The request ID for this conversation
             final_response: The final response sent to the client
         """
         if not self.enabled or not request_id:
             return
-        
+
         with self._lock:
             entry = self.active_entries.get(request_id)
             if not entry:
                 logger.warning(f"No active conversation found for request {request_id}")
                 return
-            
+
             entry.final_response = final_response.copy()
             entry.final_response["timestamp"] = datetime.now(timezone.utc).isoformat()
-    
+
     def log_error(self, request_id: str, error: str) -> None:
         """
         Log an error for this conversation.
-        
+
         Args:
-            request_id: The request ID for this conversation  
+            request_id: The request ID for this conversation
             error: Error message or description
         """
         if not self.enabled or not request_id:
             return
-        
+
         with self._lock:
             entry = self.active_entries.get(request_id)
             if not entry:
                 logger.warning(f"No active conversation found for request {request_id}")
                 return
-            
+
             entry.error = error
-            
+
         logger.debug(f"Logged error for request {request_id}: {error}")
-    
+
     def finalize_conversation(self, request_id: str) -> None:
         """
         Finalize and save the conversation to disk.
-        
+
         Args:
             request_id: The request ID for this conversation
         """
         if not self.enabled or not request_id:
             return
-        
+
         with self._lock:
             entry = self.active_entries.pop(request_id, None)
             if not entry:
                 logger.warning(f"No active conversation found for request {request_id}")
                 return
-            
+
             # Calculate total duration
             entry.total_duration_ms = int((time.time() - entry.start_time) * 1000)
-            
+
             # Convert to dict for JSON serialization
             log_entry = {
                 "timestamp": entry.timestamp,
@@ -199,12 +200,12 @@ def finalize_conversation(self, request_id: str) -> None:
                 "total_duration_ms": entry.total_duration_ms,
                 "error": entry.error
             }
-            
+
             # Write to log file
             self._write_log_entry(log_entry)
-        
+
         logger.debug(f"Finalized conversation for request {request_id}")
-    
+
     def _write_log_entry(self, log_entry: Dict[str, Any]) -> None:
         """Write a log entry to the appropriate JSONL file"""
         try:
@@ -215,18 +216,18 @@ def _write_log_entry(self, log_entry: Dict[str, Any]) -> None:
             logger.debug(f"Wrote log entry to {log_file_path}")
         except Exception as e:
             logger.error(f"Failed to write log entry: {e}")
-    
+
     def get_stats(self) -> Dict[str, Any]:
         """Get statistics about conversation logging"""
         with self._lock:
             active_count = len(self.active_entries)
-        
+
         stats = {
             "enabled": self.enabled,
             "log_dir": str(self.log_dir),
             "active_conversations": active_count
         }
-        
+
         if self.enabled:
             # Count total log files and approximate total entries
             log_files = list(self.log_dir.glob("conversations_*.jsonl"))
@@ -237,12 +238,12 @@ def get_stats(self) -> Dict[str, Any]:
                         total_entries += sum(1 for line in f if line.strip())
                 except Exception:
                     pass
-            
+
             stats.update({
                 "log_files_count": len(log_files),
                 "total_entries_approximate": total_entries
             })
-        
+
         return stats
 
 
@@ -262,4 +263,4 @@ def log_provider_call(request_id: str, provider_request: Dict[str, Any], provide
 def log_error(request_id: str, error_message: str) -> None:
     """Log an error using the global logger instance"""
     if _global_logger and _global_logger.enabled:
-        _global_logger.log_error(request_id, error_message)
+        _global_logger.log_error(request_id, error_message)