On 7/28/07, Neal Harris <[EMAIL PROTECTED]> wrote:
>
> Hi Everyone:
>
> I was trying to follow the example in 5.2.4 in the programming guide.
> I entered the following in a cell in a SAGE notebook:
>
> %pyrex
> two = int(2)
> def sumsquarepy(n):
> return sum(i**two for i in xrange(1, n+1))
>
> After evaluating that cell, I got the following error message:
That's a strange mistake in the programming guide, which I'll
fix for the next release. The correct input is:
%pyrex
two = int(2)
def sumsquarespy(n):
return sum([i**two for i in xrange(1,n+1)])
See
https://sage.math.washington.edu:8103/home/pub/1471/
-- William
>
> Traceback (most recent call last): two = int(2)
> File "/Applications/sage-2.7.1/local/lib/python2.5/site-packages/
> sage/server/support.py", line 298, in sagex_import_all
> create_local_c_file=create_local_c_file)
> File "/Applications/sage-2.7.1/local/lib/python2.5/site-packages/
> sage/server/support.py", line 279, in sagex_import
> create_local_c_file=create_local_c_file)
> File "/Applications/sage-2.7.1/local/lib/python2.5/site-packages/
> sage/misc/sagex.py", line 219, in sagex
> raise RuntimeError, "Error converting %s to C:\n%s\n%s"%(filename,
> log, err)
> RuntimeError: Error converting /Users/neal/sage_notebook/worksheets/
> root/0/code/sage14.spyx to C:
>
>
> Error converting Pyrex file to C:
> ------------------------------------------------------------
> ...
> include "stdsage.pxi" # ctrl-c interrupt block support
>
> include "cdefs.pxi"
> two = int(2)
> def sumsquarepy(n):
> return sum(i**two for i in xrange(1, n+1)) ^
> ------------------------------------------------------------
>
> /Users/neal/.sage/temp/OK-Computer.local/28019/spyx/
> _Users_neal_sage_notebook_worksheets_root_0_code_sage14_spyx/
> _Users_neal_sage_notebook_worksheets_root_0_code_sage14_spyx_0.pyx:
> 8:22: Expected ')'
>
> The file that it's complaining about exists.
>
> I really have no idea how to diagnose this problem, since I've only
> just recently started playing with the notebook and pyrex. Any help
> would be greatly appreciated!
>
> Neal
>
>
> >
>
--
William Stein
Associate Professor of Mathematics
University of Washington
http://www.williamstein.org
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