初始提交，未完全测试

template/expr/ast/MethodKit.py

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+#!/usr/bin/env python3.9
+# -*- coding: utf-8 -*-
+"""
+JFinal MethodKit - Method Access Utilities
+"""
+
+class MethodKit:
+    """Method access utilities"""
+    
+    @staticmethod
+    def get_method(obj, method_name: str, *args):
+        """
+        Get method from object
+        
+        Args:
+            obj: Object to get method from
+            method_name: Method name
+            args: Method arguments
+            
+        Returns:
+            Method or None
+        """
+        if obj is None:
+            return None
+        
+        # Try attribute access
+        if hasattr(obj, method_name):
+            method = getattr(obj, method_name)
+            if callable(method):
+                return method
+        
+        return None
+    
+    @staticmethod
+    def invoke_method(obj, method_name: str, *args):
+        """
+        Invoke method on object
+        
+        Args:
+            obj: Object to invoke method on
+            method_name: Method name
+            args: Method arguments
+            
+        Returns:
+            Method result or None
+        """
+        method = MethodKit.get_method(obj, method_name)
+        if method:
+            try:
+                return method(*args)
+            except:
+                return None
+        return None
+    
+    def __repr__(self) -> str:
+        return "MethodKit()"