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Re: an adventure: a Lisp-style linked list

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From	pa@see.signature.invalid (Pierre Asselin)
Newsgroups	comp.lang.python
Subject	Re: an adventure: a Lisp-style linked list
Date	Thu, 4 Sep 2025 18:41:27 -0000 (UTC)
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Ethan Carter <ec1828@somewhere.edu> wrote:

>   def __init__(self, d, ls):
>     self.head = d
>     self.tail = ls

Why not
    def __init__(self, d, ls=None):

and avoid the need for a List.Empty ?

-- 
pa at panix dot com

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an adventure: a Lisp-style linked list Ethan Carter <ec1828@somewhere.edu> - 2025-09-03 20:12 -0300
  Re: an adventure: a Lisp-style linked list ram@zedat.fu-berlin.de (Stefan Ram) - 2025-09-04 00:47 +0000
  Re: an adventure: a Lisp-style linked list pa@see.signature.invalid (Pierre Asselin) - 2025-09-04 18:41 +0000
    Re: an adventure: a Lisp-style linked list Ethan Carter <ec1828@somewhere.edu> - 2025-09-05 13:06 -0300

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