Immutable sequence types lacking index() method

From: Anne Wangnick (anne.wangnick_at_t-online.de)
Date: 08/31/04 

To: <python-list@python.org>
Date: Tue, 31 Aug 2004 21:13:00 +0200

Dear all,

I don't get why the index() method is only defined for mutable sequence
types. This is not what I expected. Shouldn't this be added in Python? Is
there such a PEP already?

Regards,
Sebastian Wangnick

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