galaxy/test/tool_shed/test_data/package_matplotlib/tool_dependencies.xml

<tool_dependency>
<!--NUMPY-->
    <package name="matplotlib" version="1.2.1">
        <install version="1.0">
            <actions>
                <action type="download_by_url">https://downloads.sourceforge.net/project/matplotlib/matplotlib/matplotlib-1.2.1/matplotlib-1.2.1.tar.gz</action>
                <action type="shell_command">wget http://downloads.sourceforge.net/project/freetype/freetype2/2.4.11/freetype-2.4.11.tar.bz2</action>
                <action type="shell_command">tar xfvj freetype-2.4.11.tar.bz2 &amp;&amp; 
                    cd freetype-2.4.11 &amp;&amp; 
                    ./configure --prefix=$INSTALL_DIR/freetype/build &amp;&amp;
                    make &amp;&amp; 
                    make install</action>
                <action type="make_directory">$INSTALL_DIR/lib/python</action>
                <action type="shell_command">export PYTHONPATH=$PYTHONPATH:$INSTALL_DIR/lib/python &amp;&amp; 
                    export CPLUS_INCLUDE_PATH=$INSTALL_DIR/freetype/build/include:$INSTALL_DIR/freetype/build/include/freetype2/ &amp;&amp; 
                    export LIBRARY_PATH=$INSTALL_DIR/freetype/build/lib/ &amp;&amp; 
                    python setup.py install --home $INSTALL_DIR --install-scripts $INSTALL_DIR/bin</action>
                <action type="set_environment">
                    <environment_variable name="PYTHONPATH" action="append_to">$INSTALL_DIR/lib/python</environment_variable>
                </action>
            </actions>
        </install>
        <readme>Compiling matplotlib requires a C compiler (typically gcc), freetype2, numpy and libpng.</readme>
    </package>
</tool_dependency>