save project

func.py

+def skr():   
+    total = []
+    while True:
+        try:
+            unit= int(input("请输入："))
+        except:
+            
+            print('数字')
+        else:
+            if unit == -1:
+                break
+            else:
+                total.append(unit)
+    return total
+uk = skr()
+def xj(na):
+    k=0
+    for i in na:
+        k+=i
+    return k
+s=xj(uk)
+print(s)
\ No newline at end of file