[issue10059] add the method `index` to collections.deque

Simon Liedtke added the comment: I see that adding this method to a deque is useless. A list is better for this kind of operation. I just wrote it for fun and realized that it was implemented rather slow. -- resolution: -> rejected status: open ->

[issue10059] add the method `index` to collections.deque

New submission from Simon Liedtke : I'd like to have the method `index` not only for list, but also for collections.deque. Here is my attempt: http://bitbucket.org/derdon/hodgepodge/src/tip/extended_deque.py I'm looking forward to see this method implemented in