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<title>Pdfnup</title>
<meta name="author" content="Dinu Gherman <gherman@darwin.in-berlin.de>" />
<meta name="date" content="2009-07-06" />
<meta name="copyright" content="GNU Public Licence v3 (GPLv3)" />
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<body>
<div class="document" id="pdfnup">
<h1 class="title">Pdfnup</h1>
<h2 class="subtitle" id="layout-multiple-pages-per-sheet-of-a-pdf-document">Layout multiple pages per sheet of a PDF document.</h2>
<table class="docinfo" frame="void" rules="none">
<col class="docinfo-name" />
<col class="docinfo-content" />
<tbody valign="top">
<tr><th class="docinfo-name">Author:</th>
<td>Dinu Gherman <<a class="reference external" href="mailto:gherman@darwin.in-berlin.de">gherman@darwin.in-berlin.de</a>></td></tr>
<tr class="field"><th class="docinfo-name">Homepage:</th><td class="field-body"><a class="reference external" href="http://www.dinu-gherman.net/">http://www.dinu-gherman.net/</a></td>
</tr>
<tr><th class="docinfo-name">Version:</th>
<td>Version 0.4.1</td></tr>
<tr><th class="docinfo-name">Date:</th>
<td>2009-07-06</td></tr>
<tr><th class="docinfo-name">Copyright:</th>
<td>GNU Public Licence v3 (GPLv3)</td></tr>
</tbody>
</table>
<!-- -*- mode: rst -*- -->
<div class="section" id="about">
<h1>About</h1>
<p><cite>Pdfnup</cite> is a Python module and command-line tool for layouting multiple
pages per sheet of a PDF document. Using it you can take a PDF document
and create a new PDF document from it where each page contains a number
of minimized pages from the original PDF file.</p>
<p>Right now <cite>pdfnup</cite> should be used on documents with all pages the same
size, and half square page numbers per sheet work best on paper sizes
of the ISO A series.</p>
<p>Basically, <cite>pdfnup</cite> wrapps <a class="reference external" href="http://pypi.python.org/pypi/pyPdf">pyPdf</a>,
a package written by Mathieu Fenniak, which does not provide tools like
this for using the core functionality easily from the command-line or
from a Python module. <cite>Pdfnup</cite> itself was much inspired from some code
written by Henning von Bargen - thanks, Henning!</p>
<p>This release provides full support for file objects and StringIO objects
for input as well as output documents and fixes a nasty buglet in the
command-line invocation script.</p>
</div>
<div class="section" id="features">
<h1>Features</h1>
<ul class="simple">
<li>save minimized pages of a given PDF document in a new PDF document</li>
<li>place n pages per sheet, with n being square or half square</li>
<li>customize layout order, both horizontally and vertically</li>
<li>turn rotated pages to make them all have the same format</li>
<li>allow patterns for output files</li>
<li>supports file-like objects for input and output documents</li>
<li>install a Python module named <tt class="docutils literal"><span class="pre">pdfnup.py</span></tt></li>
<li>install a Python command-line script named <tt class="docutils literal"><span class="pre">pdfnup</span></tt></li>
<li>provide a Unittest test suite</li>
</ul>
</div>
<div class="section" id="examples">
<h1>Examples</h1>
<p>You can use <cite>pdfnup</cite> as a Python module e.g. like in the following
interactive Python session:</p>
<pre class="literal-block">
>>> from pdfnup import generateNup
>>>
>>> generateNup("file.pdf", 8, verbose=True)
written: file-8up.pdf
>>>
>>> generateNup("file.pdf", 8, dirs="LD", verbose=True)
written: file-8up.pdf
>>>
>>> f = open("file.pdf")
>>> generateNup(f, 8, outPathPatternOrFile="out-%(n)dup.pdf", verbose=True)
written: out-8up.pdf
</pre>
<p>In addition there is a script named <tt class="docutils literal"><span class="pre">pdfnup</span></tt>, which can be used
more easily from the system command-line like this (you can see
more examples when typing <tt class="docutils literal"><span class="pre">pdfnup</span> <span class="pre">-h</span></tt> on the command-line):</p>
<pre class="literal-block">
$ pdfnup -V file.pdf
written: file-4up.pdf
$ pdfnup -V -n 8 file.pdf
written: file-8up.pdf
$ pdfnup -V -n 8 -l LD file.pdf
written: file-8up.pdf
$ pdfnup -V -n 9 /path/file[12].pdf
written: /path/file1-9up.pdf
written: /path/file2-9up.pdf
$ pdfnup -V -n 8 -o "%(dirname)s/foo.pdf" /path/file.pdf
written: /path/foo.pdf
</pre>
</div>
<div class="section" id="installation">
<h1>Installation</h1>
<p>There are two ways to install <cite>pdfnup</cite>, depending on whether you have
the <cite>easy_install</cite> command available on your system or not.</p>
<div class="section" id="using-easy-install">
<h2>1. Using <cite>easy_install</cite></h2>
<p>With the <cite>easy_install</cite> command on your system and a working internet
connection you can install <cite>pdfnup</cite> with only one command in a terminal:</p>
<pre class="literal-block">
$ easy_install pdfnup
</pre>
<p>If the <cite>easy_install</cite> command is not available to you and you want to
install it before installing <cite>pdfnup</cite>, you might want to go to the
<a class="reference external" href="http://peak.telecommunity.com/DevCenter/EasyInstall">Easy Install homepage</a>
and follow the <a class="reference external" href="http://peak.telecommunity.com/DevCenter/EasyInstall#installing-easy-install">instructions there</a>.</p>
</div>
<div class="section" id="manual-installation">
<h2>2. Manual installation</h2>
<p>Alternatively, you can install the <cite>pdfnup</cite> tarball after downloading
the file <tt class="docutils literal"><span class="pre">pdfnup-0.4.1.tar.gz</span></tt> and decompressing it with the following
command:</p>
<pre class="literal-block">
$ tar xfz pdfnup-0.4.1.tar.gz
</pre>
<p>Then change into the newly created directory <tt class="docutils literal"><span class="pre">pdfnup</span></tt> and install
<cite>pdfnup</cite> by running the following command:</p>
<pre class="literal-block">
$ python setup.py install
</pre>
<p>This will install a Python module file named <tt class="docutils literal"><span class="pre">pdfnup.py</span></tt> in the
<tt class="docutils literal"><span class="pre">site-packages</span></tt> subfolder of your Python interpreter and a script
tool named <tt class="docutils literal"><span class="pre">pdfnup</span></tt> in your <tt class="docutils literal"><span class="pre">bin</span></tt> directory, usually in
<tt class="docutils literal"><span class="pre">/usr/local/bin</span></tt>.</p>
</div>
</div>
<div class="section" id="dependencies">
<h1>Dependencies</h1>
<p><cite>Pdfnup</cite> depends on <cite>pyPdf</cite> which, if missing, will miraculously be
installed together with <cite>pdfnup</cite> if you have a working internet
connection during the installation procedure. If for whatever reason
<cite>pyPdf</cite> cannot be installed, <cite>pdfnup</cite> should still install fine.
In this case you'll get a warning when trying to run <cite>pdfnup</cite>.</p>
<p>Starting with version 0.3.1 <cite>pdfnup</cite> no longer needs the <a class="reference external" href="http://www.reportlab.org/downloads.html">ReportLab
toolkit</a> to be installed,
except for running the Python script <cite>genpdf.py</cite> generating the
initial PDF files for the test suite (but even those are included
in the distribution).</p>
</div>
<div class="section" id="testing">
<h1>Testing</h1>
<p>The <cite>pdfnup</cite> tarball distribution contains a Unittest test suite
in the file <tt class="docutils literal"><span class="pre">test_pdfnup.py</span></tt> which can be run like shown in the
following lines on the system command-line:</p>
<pre class="literal-block">
$ tar xfz pdfnup-0.4.1.tar.gz
$ cd pdfnup-0.4.1
$ python test_pdfnup.py
...........
----------------------------------------------------------------------
Ran 11 tests in 21.658s
OK
</pre>
</div>
<div class="section" id="bug-reports">
<h1>Bug reports</h1>
<p>Please report bugs and patches to Dinu Gherman <<a class="reference external" href="mailto:gherman@darwin.in-berlin.de">gherman@darwin.in-berlin.de</a>>.
Don't forget to include information about the operating system and Python
versions being used.</p>
</div>
</div>
</body>
</html>