update exp_pool decorator

metagpt/utils/reflection.py

@@ -19,24 +19,23 @@ def check_methods(C, *methods):
     return True
 
 
-def get_class_name(func, *args) -> str:
+def get_class_name(func) -> str:
     """Returns the class name of the object that a method belongs to.
 
-    - If `func` is a bound method, extracts the class name directly from the method.
-    - If `func` is an unbound method and `args` are provided, assumes the first argument is `self` and extracts the class name.
-    - Returns an empty string if neither condition is met.
+    - If `func` is a bound method or a class method, extracts the class name directly from the method.
+    - Returns an empty string if it's a regular function or cannot determine the class.
     """
     if inspect.ismethod(func):
+        if inspect.isclass(func.__self__):
+            return func.__self__.__name__
+
         return func.__self__.__class__.__name__
 
-    if inspect.isfunction(func) and "self" in inspect.signature(func).parameters and args:
-        return args[0].__class__.__name__
+    if inspect.isfunction(func):
+        qualname_parts = func.__qualname__.split(".")
+        if len(qualname_parts) > 1:
+            class_name = qualname_parts[-2]
+            if class_name.isidentifier():
+                return class_name
 
     return ""
-
-
-def get_func_or_method_name(func, *args) -> str:
-    """Function name, or method name with class name."""
-    cls_name = get_class_name(func, *args)
-
-    return f"{cls_name}.{func.__name__}" if cls_name else f"{func.__name__}"