save project

diy1.py

 # 玩家出拳
 player = input('出拳（石头/剪刀/布）：')
 print('玩家出拳：'+player)
-#计算机出拳
-import random
 list = ['石头','布','剪刀']
-computer = random.choice(list)
-print('计算机出拳：'+computer)
-if computer == player:
-    print('平局')
-elif (computer=='布'and player=='剪刀')or(computer=='剪刀'and player=='石头')or(computer=='石头'and player=='布'):
-    print('你赢了')
+#计算机出拳
+if player in list:
+    import random
+    computer = random.choice(list)
+    print('计算机出拳：'+computer)
+    if computer == player:
+        print('平局')
+    elif (computer=='布'and player=='剪刀')or(computer=='剪刀'and player=='石头')or(computer=='石头'and player=='布'):
+        print('你赢了')
+    else:
+        print('你输了')
 else:
-    print('你输了')
\ No newline at end of file
+    print('输入错误)