diff --git a/CPU.py b/CPU.py
index 8e5ce6e..ca63b20 100644
--- a/CPU.py
+++ b/CPU.py
@@ -2,6 +2,7 @@ import queue
 from Memory import Memory
 from error import *
 import pathlib
+import warnings
 import program
 import importlib
 
@@ -27,7 +28,7 @@ class Core:
         for file in pathlib.Path("ASM").iterdir():
             if file.is_dir():
                 continue
-                
+
             if str(file).split('.')[-1] not in ['py', 'pyc', 'pyd', 'so']:
                 continue
             module = "ASM." + file.name.split(".")[0]
@@ -37,7 +38,7 @@ class Core:
 
     def loadProgram(self, code):
         # 加载程序至cmdMemroy
-        self.cmdMemory.write_batch(0,code)
+        self.cmdMemory.write_batch(0, code)
 
     def fetchInstruction(self):
         # 取指令
@@ -58,7 +59,7 @@ class Core:
         # 执行指令
         if instruction is None:
             return False  # 程序已执行完毕，返回False
-        
+
         lists = instruction.split(" ")
 
         # 解析指令
@@ -74,9 +75,9 @@ class Core:
                 return False
             else:
                 return True
-            
+
         else:
-            
+
             raise InvalidInstruction(instruction)
 
     def run(self):
@@ -89,6 +90,7 @@ class Core:
 
 class MultiCoreCPU:
     def __init__(self, num_cores, registers, dt_memory, cmd_memory_size=-1):
+        warnings.warn("该类型CPU有BUG")
         self.cores = []
 
         self.programs = queue.Queue(maxsize=num_cores)