Re: emptying a list

2009-10-01 Thread S.Selvam
On Thu, Oct 1, 2009 at 10:13 PM, Jon Clements wrote: > On 1 Oct, 16:30, "lallous" wrote: > > Hello > > > > What is faster when clearing a list? > > > > del L[:] > > > > or > > > > L = [] > > > > -- > > Elias > > Does it really matter that much? > > And you're really talking about two different t

Re: emptying a list

2009-10-01 Thread Simon Forman
On Thu, Oct 1, 2009 at 11:30 AM, lallous wrote: > Hello > > What is faster when clearing a list? > > del L[:] > > or > > L = [] > > -- > Elias > -- > http://mail.python.org/mailman/listinfo/python-list > The first form actually clears the list, the second for just re-binds the name 'L' to a new,

emptying a list

2009-10-01 Thread lallous
Hello What is faster when clearing a list? del L[:] or L = [] -- Elias -- http://mail.python.org/mailman/listinfo/python-list

Re: emptying a list

2009-10-01 Thread Jon Clements
On 1 Oct, 16:30, "lallous" wrote: > Hello > > What is faster when clearing a list? > > del L[:] > > or > > L = [] > > -- > Elias Does it really matter that much? And you're really talking about two different things, which quite often come up on this group. Example follows: >>> x = range(5) >>>

Re: emptying a list

2009-10-01 Thread Geoffrey Clements
"lallous" wrote in message news:ha2htc$u9...@aioe.org... > Hello > > What is faster when clearing a list? > > del L[:] > > or > > L = [] > Oh, "L = []" definitely, on the basis that there are fewer characters to type. http://docs.python.org/3.1/library/profile.html -- Geoff -- http://mai