[CodeStyle][B004] hasattr replace callable (#52096)

pyproject.toml

@@ -89,7 +89,7 @@ select = [
     # Bugbear
     "B002",
     "B003",
-    # "B004",
+    "B004",
     # "B005",
     # "B006",
     # "B007",

python/paddle/jit/dy2static/convert_call_func.py

@@ -301,7 +301,7 @@ def convert_call(func):
             # NOTE: func may have been decorated.
             converted_call = None
 
-    elif hasattr(func, '__class__') and hasattr(func.__class__, '__call__'):
+    elif hasattr(func, '__class__') and callable(func.__class__):
         from paddle.nn import Layer
 
         if hasattr(func, 'forward') and isinstance(func, Layer):