using threads with for-loops

[Rembrandt Q Einstein]

Klaus Neuner wrote:
> Hello,
> 
> I wrote a program that does essentially the following:
> 
> for rule in rules:
> 	for line in line_list:
> 		line = my_apply(rule, line)
> 
> line_list contains the lines of some input text.
> 
> To "apply a rule" always means to
> 
>   1. do some regex matches on line
>   2. substitute something in line
> 
> 
> My question is: Given this "architecture", does it make sense
> to use threads? And if so, how?
> 
> Klaus

It depends on how many items are in rules and how long my_apply() takes.