[Edu-sig] How to Improve code performance

[Titu Kim]

I am also looking for the result on this question.
--- Seth David Schoen <schoen@loyalty.org> wrote:
> Seth David Schoen writes:
> 
> > If all you do with tab is print it out, you don't
> need to do all
> > of those string operations, or function calls:
> > 
> > print "Content-type: text/html"
> > print "<table align='center' border='1'>"
> > for x in result:
> > 	print "<tr>"
> > 	for item in x:
> > 		print "<td>"+str(item)+"</td>"
> > 	print "</tr>"
> > print "</table>"
> > 
> > Printing output right away would have lower
> overhead and use less
> > memory.
> 
> This can be a big deal for efficiency in a very high
> level language.
> Building large or complex data structures could have
> very high
> overhead; for example, dynamic allocation of space
> for strings can be
> a real problem if you do it over and over again
> hundreds of thousands
> of times!
> 
> Anyway, this also has me wondering about the
> relative speed of
> different Python iteration idioms (for, while, map,
> recursion, and now
> list comprehensions).  They're not all applicable to
> the same
> problems, but where there is overlap, which are
> faster than others?
> 
> -- 
> Seth David Schoen <schoen@loyalty.org> | Its really
> terrible when FBI arrested
> Temp.  http://www.loyalty.org/~schoen/ | hacker, who
> visited USA with peacefull
> down:  http://www.loyalty.org/   (CAF) | mission --
> to share his knowledge with
>      http://www.freesklyarov.org/      | american
> nation.  (Ilya V. Vasilyev)
> 
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