Arrays

Gordon C gc284 at vif.com
Tue Nov 13 17:26:28 CET 2007


OK, thanks to all. The key statement is "from array import array" which is 
not exactly intuitive!
Gord

"John Machin" <sjmachin at lexicon.net> wrote in message 
news:1194937100.432126.53690 at k35g2000prh.googlegroups.com...
>
> Bernard wrote:
>> On 12 nov, 20:19, "Gordon C" <gc... at vif.com> wrote:
>> > Absolute newbie here. In spite of the Python Software Foundation 
>> > tutorial's
>> > (http://www.python.org/doc/current/tut/tut.html) use of the array
>> > declaration
>> >   array(type[,initializer]), the Python interpreter does NOT accept the 
>> > word
>> > array! It , presumably, needs to have an import <something> included. 
>> > Could
>> > some show me how to declare arrays with some basic examples?
>> > Gord.
>>
>> hey Gordon,
>>
>> here's a good reading for you: http://effbot.org/zone/python-list.htm
>
> Hey Bernard, read Gordon's message carefully; he's asking about
> arrays, not lists.
>
> Hey Gordon, You seem a little lost; here's the tutorial reference:
> http://docs.python.org/tut/node13.html#SECTION0013700000000000000000
> which produces:
> """
> The array module provides an array() object that is like a list that
> stores only homogenous data and stores it more compactly. The
> following example shows an array of numbers stored as two byte
> unsigned binary numbers (typecode "H") rather than the usual 16 bytes
> per entry for regular lists of python int objects:
>
>
>    >>> from array import array
>    >>> a = array('H', [4000, 10, 700, 22222])
>    >>> sum(a)
>    26932
>    >>> a[1:3]
>    array('H', [10, 700])
> """
>
> The 2nd word (array) is a link (http://docs.python.org/lib/module-
> array.html) to the docs for the array module.
>
> Cheers,
> John
> 





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