append のバグ

[t4t5u0]

append キャラクタ としたときに落ちる。

Traceback (most recent call last):
File "c:/Users/t4t5u0/Documents/sw_tool_prot/prompt.py", line 617, in <module>
Command().cmdloop()
File "C:\Users\t4t5u0\AppData\Local\Programs\Python\Python38\lib\cmd.py", line 138, in cmdloop
stop = self.onecmd(line)
File "C:\Users\t4t5u0\AppData\Local\Programs\Python\Python38\lib\cmd.py", line 217, in onecmd
return func(arg)
File "c:/Users/t4t5u0/Documents/sw_tool_prot/prompt.py", line 34, in do_append
a, b = inp.split('-n')
ValueError: not enough values to unpack (expected 2, got 1)