Your message dated Mon, 5 Apr 2010 02:31:37 +0200
with message-id <[email protected]>
and subject line Bug #511512: fixed in 0.7.0-1
has caused the Debian Bug report #511512,
regarding python-scipy: weave compilation fails
to be marked as done.
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--
511512: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=511512
Debian Bug Tracking System
Contact [email protected] with problems
--- Begin Message ---
Package: python-scipy
Version: 0.6.0-12
Severity: normal
Attached code fails thus when run via nose:
nosetests -v /tmp/demo.py
Doctest: demo.RGBtoHSV ... In file included from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/applics.h:400,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/vecexpr.h:32,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/vecpick.cc:16,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/vecpick.h:293,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/vector.h:449,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/tinyvec.h:430,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array-impl.h:44,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array.h:32,
from
/home/jk/.python25_compiled/sc_a48d3243be545a15f833dbd3625fee873.cpp:11:
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/mathfunc.h: In static
member function ‘static long int blitz::_bz_abs<long int>::apply(long int)’:
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/mathfunc.h:45: error:
‘labs’ is not a member of ‘std’
In file included from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array/funcs.h:29,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array/newet.h:29,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array/et.h:27,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array-impl.h:2515,
from
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/array.h:32,
from
/home/jk/.python25_compiled/sc_a48d3243be545a15f833dbd3625fee873.cpp:11:
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/funcs.h: In static
member function ‘static int blitz::Fn_abs<int>::apply(int)’:
/usr/lib/python2.5/site-packages/scipy/weave/blitz/blitz/funcs.h:509: error:
call of overloaded ‘abs(int&)’ is ambiguous
/usr/include/c++/4.3/cmath:99: note: candidates are: double std::abs(double)
/usr/include/c++/4.3/cmath:103: note: float std::abs(float)
/usr/include/c++/4.3/cmath:107: note: long double std::abs(long
double)
...
-- code
import sys
from numpy import *
from scipy import weave
from scipy.weave import converters
def _weaveC_hash_line():
co = sys._getframe(1).f_code
return '#line %d "%s"\n'%(co.co_firstlineno,co.co_filename)
def _dtypeToScale(dt):
if isinstance(dt,dtype):
return _dtypeToScale(dt.type)
else:
return {ubyte :255,
ushort :65535,
single :1.0,
float32:1.0,
float :1.0}[dt]
def RGBtoHSV(array):
"""Convert a numpy array (which must be of shape HxWx3 containing
RGB values to an array of the same shape containing HSV values.
Note that H is in the range [0,max) (with -1 as an "exception").
Examples:
# black
>>> ["%.3f"%f for f in RGBtoHSV(array([[[0,0,0]]],dtype=single)).flat]
['-1.000', '0.000', '0.000']
# white
>>> ["%.3f"%f for f in RGBtoHSV(array([[[1,1,1]]],dtype=single)).flat]
['-1.000', '0.000', '1.000']
# red
>>> ["%.3f"%f for f in RGBtoHSV(array([[[1,0,0]]],dtype=single)).flat]
['1.000', '1.000', '0.500']
"""
nx,ny,nc = array.shape
if nc!=3:
raise ValueError("not an RGB array")
out = empty_like(array)
scale = _dtypeToScale(array.dtype)
code = _weaveC_hash_line()+'''
#define MAX(a,b) ((a)<(b) ? (b) : (a))
#define MIN(a,b) ((a)>(b) ? (b) : (a))
// this code assumes gcc (typeof)
float delta,max,min;
float hue,saturation,luminosity;
for (int x=0;x<nx;x++)
for (int y=0;y<ny;y++)
{
float r = array(x,y,0)/scale;
float g = array(x,y,1)/scale;
float b = array(x,y,2)/scale;
max = MAX(r,MAX(g,b));
min = MIN(r,MIN(g,b));
hue = -1.0;
saturation = 0.0;
luminosity = 0.50000001*(min+max);
delta = max-min;
if (delta!=0.0)
{
saturation = delta/((luminosity <= 0.5) ? (min+max) :
(2.0-max-min));
if (r==max)
hue = (g==min ? 5.0+(max-b)/delta : 1.0-(max-g)/delta);
else if (g==max)
hue = (b==min ? 1.0+(max-r)/delta : 3.0-(max-b)/delta);
else
hue = (r==min ? 3.0+(max-g)/delta : 5.0-(max-r)/delta);
hue /= 6.0;
}
out(x,y,0) = (typeof(out(x,y,0))) (hue*scale);
out(x,y,1) = (typeof(out(x,y,1))) (saturation*scale);
out(x,y,2) = (typeof(out(x,y,2))) (luminosity*scale);
}
#undef MAX
#undef MIN
'''
weave.inline(code,
['array','out','nx','ny','scale'],
verbose =0,
type_converters=weave.converters.blitz,
compiler ='gcc')
return out
-- end code
-- System Information:
Debian Release: 5.0
APT prefers unstable
APT policy: (500, 'unstable'), (1, 'experimental')
Architecture: amd64 (x86_64)
Kernel: Linux 2.6.26-1-openvz-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_GB.UTF-8, LC_CTYPE=en_GB.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/bash
Versions of packages python-scipy depends on:
ii libatlas3gf-base [liblapack. 3.6.0-22 Automatically Tuned Linear Algebra
ii libblas3gf [libblas.so.3gf] 1.2-2 Basic Linear Algebra Subroutines 3
ii libc6 2.7-18 GNU C Library: Shared libraries
ii libfftw3-3 3.1.2-3.1 library for computing Fast Fourier
ii libgcc1 1:4.3.2-1.1 GCC support library
ii libgfortran3 4.3.2-1.1 Runtime library for GNU Fortran ap
ii liblapack3gf [liblapack.so.3 3.1.1-6 library of linear algebra routines
ii libstdc++6 4.3.2-1.1 The GNU Standard C++ Library v3
ii libsuitesparse-3.1.0 1:3.1.0-3.1 collection of libraries for comput
ii python 2.5.2-3 An interactive high-level object-o
ii python-central 0.6.8 register and build utility for Pyt
ii python-imaging 1.1.6-3 Python Imaging Library
ii python-numpy 1:1.1.1-2 Numerical Python adds a fast array
Versions of packages python-scipy recommends:
ii g++ [c++-compiler] 4:4.3.2-2 The GNU C++ compiler
ii g++-3.3 [c++-compiler] 1:3.3.6-15 The GNU C++ compiler
ii g++-4.1 [c++-compiler] 4.1.2-24 The GNU C++ compiler
ii g++-4.2 [c++-compiler] 4.2.4-5 The GNU C++ compiler
ii g++-4.3 [c++-compiler] 4.3.2-1.1 The GNU C++ compiler
Versions of packages python-scipy suggests:
pn python-profiler <none> (no description available)
-- debconf-show failed
--- End Message ---
--- Begin Message ---
Version: 0.7.0-1
Fixed in 0.7.0-1, thanks
--- End Message ---
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