3 Simple Questions About Python/IDLE

[Steve Holden]

Dennis Lee Bieber wrote:
> On 7 Sep 2006 06:53:44 -0700, "Omar" <outstretchedarm at hotmail.com>
> declaimed the following in comp.lang.python:
> 
> 
>>1) why don't python / idle use numbered lines in their scripting, like
>>basic?  how do you keep track of large batches of code without them?
>>
> 
> 	Because BASIC was created in the days of paper teletypes with
> minimal editors. In BASIC, you would correct a line by retyping it with
> the line number and the interpreter was responsible for "reordering" the
> lines in memory. You could actually type a program in from last line to
> first (ie, upside down) and it would run.
> 
> 	NO other language that I know of uses line numbers to control source
> code order. Heck, Visual BASIC doesn't use line numbers either (I don't
> recall if AmigaBASIC required them either).
>  
Well, there was Focal. Focal used floating-point line numbering, making 
it much easier to squeeze extra lines in at any point int he program.

regards
  Steve
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