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Re: Building lists

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From John Gordon <gordon@panix.com>
Newsgroups comp.lang.python
Subject Re: Building lists
Date Mon, 20 Oct 2014 20:48:54 +0000 (UTC)
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In <obja4a5ij57rtuaivtvcuqsufhuhk3a2su@4ax.com> Seymore4Head <Seymore4Head@Hotmail.invalid> writes:

> Will Python work like this:

Python is a capable general-purpose language, so yes, it can pretty
much do anything you want.  The trick is knowing how to do it.

> Make a list of 0-50.
> Then can I add to that list so the second item will hold something
> like cheese, eggs, milk.

You want one item to have cheese, eggs, and milk?  What's the point
of calling it one "item" if it holds three things?

> Say then I want to add the price of cheese, eggs and milk.
> Say then I want to add another list of price of cheese, eggs milk from
> another store.

> Can this be done starting with just a list of numbers from 0-50?
> Please no hints, just answer directly how it is done.

Each list item could be a tuple consisting of the item name and a dict
containing the item's price at various stores, for example:

    # start with an empty list
    shopping_list = []

    # make a 'cheese' item
    cheese = ('Cheese', { 'Walmart' : 5.00,
                          'Publix': 5.50,
                          'Costco': 4.99 } )

    # add cheese to the shopping list
    shopping_list.append(cheese)

-- 
John Gordon         Imagine what it must be like for a real medical doctor to
gordon@panix.com    watch 'House', or a real serial killer to watch 'Dexter'.

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Thread

Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 14:10 -0400
  Re: Building lists sohcahtoa82@gmail.com - 2014-10-20 11:18 -0700
    Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 14:21 -0400
      Re: Building lists sohcahtoa82@gmail.com - 2014-10-20 11:33 -0700
        Re: Building lists Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-10-20 20:55 +0100
  Re: Building lists MRAB <python@mrabarnett.plus.com> - 2014-10-20 20:40 +0100
    Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 15:49 -0400
      Re: Building lists Ian Kelly <ian.g.kelly@gmail.com> - 2014-10-20 13:58 -0600
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 16:23 -0400
          Re: Building lists Ian Kelly <ian.g.kelly@gmail.com> - 2014-10-20 14:45 -0600
            Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 16:55 -0400
          Re: Building lists Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-10-20 21:47 +0100
      Re: Building lists Mark Lawrence <breamoreboy@yahoo.co.uk> - 2014-10-20 20:57 +0100
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 16:24 -0400
      Re: Building lists Denis McMahon <denismfmcmahon@gmail.com> - 2014-10-20 22:40 +0000
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 18:44 -0400
      Re: Building lists Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-10-21 10:55 +1100
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 20:05 -0400
      Re: Building lists Larry Hudson <orgnut@yahoo.com> - 2014-10-21 00:11 -0700
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-21 08:54 -0400
      Re: Building lists Larry Hudson <orgnut@yahoo.com> - 2014-10-21 00:40 -0700
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-21 08:55 -0400
    Re: Building lists Denis McMahon <denismfmcmahon@gmail.com> - 2014-10-20 22:30 +0000
      Re: Building lists MRAB <python@mrabarnett.plus.com> - 2014-10-20 23:57 +0100
  Re: Building lists John Gordon <gordon@panix.com> - 2014-10-20 20:48 +0000
    Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 17:25 -0400
      Re: Building lists Ian Kelly <ian.g.kelly@gmail.com> - 2014-10-20 15:34 -0600
      Re: Building lists Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2014-10-20 21:31 -0400
        Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-21 08:55 -0400
  Re: Building lists Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2014-10-21 10:54 +1300
    Re: Building lists Seymore4Head <Seymore4Head@Hotmail.invalid> - 2014-10-20 17:57 -0400
  Re: Building lists Dennis Lee Bieber <wlfraed@ix.netcom.com> - 2014-10-20 21:27 -0400

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