save project

func.py

+def new_input():
+    total = []
+    while True:
+        unit = input('请输入单价(“q”退出)')
+        if unit == 'q':
+            break
+        else:
+            try:
+                unit = int(unit)
+            except:
+                print("请输入一个数字")
+            else:
+                total.append(unit)
+            finally:
+                print("-"*30)
+        print(total)
+return total
+result = add()
+print(result)
+new_input()
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