In the light of that, I'm not opposed to relaxing the 100% compatibility requirement.
On Tue, May 27, 2008 at 2:40 PM, Gregor Lingl <[EMAIL PROTECTED]> wrote: > > > Guido van Rossum schrieb: >> >> The old turtle.py explicitly says >> >> from math import * # Also for export >> >> so I think it's desirable to keep this behavior. My intent with that >> line was that an absolute beginner could put "from turtle import *" in >> their interactive session and be able to use both the turtle code and >> the high-school math functions that might come in handy, like sin() >> and cos(). The other math functions don' really hurt I believe. Where >> there's a naming conflict, obviously the turtle module wins. >> >> --Guido >> > > Thanks for the quick reply, I'll do it this way. > > Gregor > > P.S.: I'd just like to add one (critical) remark which results from some > decades working as a highschool teacher and (nearly) one decade working > with Python, and especially turtle graphics with highschool students: > > sin() and cos() imported from math work with radians. The default > angle-mode for turtle is degrees. So when using trig-functions I have > to talk about radian measure and conversion of angle units. To calculate > the sine of 30 degrees for instance I had to call sin(radians(30)) etc., > but unfortunately just this radians() functions is not available anymore > when doing from turtle import *. So in this case this import is of limited > use. And it definitely makes sense to tell highschool students that > sin(), cos() and friends live in a module called math. > > > > -- --Guido van Rossum (home page: http://www.python.org/~guido/) _______________________________________________ Python-3000 mailing list Python-3000@python.org http://mail.python.org/mailman/listinfo/python-3000 Unsubscribe: http://mail.python.org/mailman/options/python-3000/archive%40mail-archive.com
