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<body lang=FR-CA link=blue vlink=purple style='tab-interval:35.4pt'>
<div class=Section1>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>Hello all,<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>In search for a simple way to
iterate in C++ over a boost::python::list, I only found a discussion about how
nice it would be to have one (<a
href="http://mail.python.org/pipermail/c++-sig/2003-March/003528.html">http://mail.python.org/pipermail/c++-sig/2003-March/003528.html</a>).
So I wrote a set of C++ iterators and ended up with a syntax a little more
complex than what was originally proposed by David Abrahams, but maybe I missed
something.<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>typedef
value_iterator<int> iter_type;<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>for (iter_type i =
begin<iter_type>(lst);<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><span style="mso-spacerun:
yes"> </span>i != end<iter_type>();<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><span style="mso-spacerun:
yes"> </span>++i)<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>{<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><span style="mso-spacerun:
yes"> </span>whatever(*i);<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>}<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>The tests provided have been
run with gcc 3.3 mingw, visual c++ 7.0 and Intel 7.1 on WindowsXP (Boost
1.33.0, Python 2.4).<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'>Is there any interest?<o:p></o:p></span></font></span></p>
<p class=MsoNormal><span class=StyleCourrierlectronique18><font size=2
color=black face=Arial><span lang=EN-CA style='font-size:10.0pt;mso-bidi-font-size:
12.0pt;font-family:Arial;mso-ansi-language:EN-CA'><![if !supportEmptyParas]> <![endif]><o:p></o:p></span></font></span></p>
<p class=MsoAutoSig><!--[if supportFields]><font color=black><span
style='color:black'><span style='mso-element:field-begin'></span><span
style="mso-spacerun: yes"> </span>AUTOTEXTLIST \s "Signature
électronique" <span style='mso-element:field-separator'></span></span></font><![endif]--><font
color=black><span style='color:black'>---------------------------------------------------------------</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>Yves Secretan, Professeur</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>INRS-ETE</span></font><font color=black><span
style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>490, rue de la Couronne</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>Québec, Québec</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>G1K 9A9 CANADA</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'><![if !supportEmptyParas]> <![endif]></span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>tel: (418) 654 38 48<span
style="mso-spacerun: yes"> </span>fax: (418) 654 26 00</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>e-mail: Yves_Secretan@ete.inrs.ca</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoAutoSig><font size=3 color=black face="Times New Roman"><span
style='font-size:12.0pt;color:black'>---------------------------------------------------------------</span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
<p class=MsoNormal><!--[if supportFields]><font color=black><span
style='color:black'><span style='mso-element:field-end'></span></span></font><![endif]--><font
color=black><span style='color:black'><![if !supportEmptyParas]> <![endif]></span></font><font
color=black><span style='color:black;mso-color-alt:windowtext'><o:p></o:p></span></font></p>
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