auto save

diy.py

+total=[]
+def new_input():
+    a=0
+    while True:
+        try:
+            unit=input('请输入')
+            if unit=="q":
+                break
+            unit_int=int(unit)
+        except:
+            print('错误') 
+        else:
+            total.append(unit_int)
+    for i in total:
+        a=a+i
+    return a
+print(new_input())
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