Message 78072 - Python tracker

Message78072

Author	mark.dickinson
Recipients	fredrikj, mark.dickinson, pitrou, rhettinger, terry.reedy, vstinner
Date	2008-12-19.22:19:49
SpamBayes Score	2.1545653e-05
Marked as misclassified	No
Message-id	<1229725191.35.0.164713455653.issue3439@psf.upfronthosting.co.za>
In-reply-to

Content
> ... so that ``k`` is approximately ``1 + int(log(abs(x), 2))``. I guess that could work. One other thing: the docs for the trunk seem to suggest that we should be using trunc here, rather than int. I'm looking at: http://docs.python.org/dev/library/stdtypes.html#numeric-types-int- float-long-complex and particularly the note (2), that says of int(x) and long(x): "Deprecated since version 2.6: Instead, convert floats to long explicitly with trunc()."

Content

> ... so that ``k`` is approximately ``1 + int(log(abs(x), 2))``.

I guess that could work.

One other thing:  the docs for the trunk seem to suggest that we should 
be using trunc here, rather than int.  I'm looking at:

http://docs.python.org/dev/library/stdtypes.html#numeric-types-int-
float-long-complex

and particularly the note (2), that says of int(x) and long(x):

"Deprecated since version 2.6: Instead, convert floats to long 
explicitly with trunc()."

History
Date	User	Action	Args
2008-12-19 22:19:51	mark.dickinson	set	recipients: + mark.dickinson, rhettinger, terry.reedy, pitrou, vstinner, fredrikj
2008-12-19 22:19:51	mark.dickinson	set	messageid: <1229725191.35.0.164713455653.issue3439@psf.upfronthosting.co.za>
2008-12-19 22:19:50	mark.dickinson	link	issue3439 messages
2008-12-19 22:19:49	mark.dickinson	create