diff --git a/libs/main.py b/libs/main.py
index a0b5200..9f379c5 100644
--- a/libs/main.py
+++ b/libs/main.py
@@ -3,7 +3,7 @@ writen by shenjackyuanjie
 mail: 3695888@qq.com
 """
 
-from libs import Game_threads
+from libs.Game_threads import orbit_demo
 import libs
 import pyglet
 import threading
diff --git a/libs/render_thread.py b/libs/render_thread.py
index ce2181a..070dfcf 100644
--- a/libs/render_thread.py
+++ b/libs/render_thread.py
@@ -7,9 +7,7 @@ import libs
 import pyglet
 import threading
 
-from threading import Thread
-
-from pyglet.app import run
+import pyglet.app
 from pyglet.window import Window
 from pyglet.resource import image
 
@@ -31,7 +29,7 @@ class RenderThread(threading.Thread, pyglet.window.Window):
         # list
 
     def start_game(self):
-        run()
+        pyglet.app.run()
         return
 
     def setup(self):
diff --git a/test.py b/test.py
index 2d10f98..55d190e 100644
--- a/test.py
+++ b/test.py
@@ -32,4 +32,4 @@ f = libs.P_C.S_N_M(A,libs.P_C.S_N_M(B,libs.P_C.S_N_M(C, D)))
 print("A * B * C * D = " , e)
 print("A * B * C * D = " , f)
 
-G = libs.render
\ No newline at end of file
+G = libs.render_thread
\ No newline at end of file
diff --git a/test_mutiproser.py b/test_mutiproser.py
new file mode 100644
index 0000000..4343a9c
--- /dev/null
+++ b/test_mutiproser.py
@@ -0,0 +1,41 @@
+
+import multiprocessing as mp
+import os, time
+
+class Main():
+    def __init__(self, dev) -> None:
+        self.aaa = 1
+        self.ttt = False
+        self.dev = dev
+
+    def main(self):
+        while self.ttt:
+            print(time.time())
+            print(os.getpid())
+            time.sleep(0.5)
+            while not(self.dev.using):
+                self.dev.using = True
+                if self.dev.bget == True:
+                    print("B 没拿到")
+                else:
+                    print("B 拿到了")
+                self.dev.aget = True
+                self.dev.using = False
+
+
+class render():
+    def __init__(self, dev) -> None:
+        self.bbb = 3
+        self.ggg = True
+
+
+class Delivery():
+    def __init__(self) -> None:
+        self.using = False
+        self.dev1 = ""
+        self.aget = False
+        self.bget = False
+
+
+if __name__ == "__main__":
+    dev = Delivery()