simple test case for size differences between python-mapnik and node-mapnik

simple_test.xml

<?xml version="1.0" encoding="utf-8"?>
<!DOCTYPE Map[]>
<Map srs="+proj=merc +a=6378137 +b=6378137 +lat_ts=0.0 +lon_0=0.0 +x_0=0.0 +y_0=0.0 +k=1.0 +units=m +nadgrids=@null +wktext +no_defs +over" maximum-extent="-20037508.34,-20037508.34,20037508.34,20037508.34">

<Parameters>
  <Parameter name="bounds">-180,-85.05112877980659,180,85.05112877980659</Parameter>
  <Parameter name="center">0,0,2</Parameter>
  <Parameter name="format">png</Parameter>
  <Parameter name="minzoom">0</Parameter>
  <Parameter name="maxzoom">22</Parameter>
</Parameters>


<Style name="simpletesttable" filter-mode="first" >
</Style>
<Style name="simpletesttable-substyle3" filter-mode="first" >
  <Rule>
    <PolygonSymbolizer fill="#008000" />
  </Rule>
</Style>
<Style name="simpletesttable-substyle2" filter-mode="first" >
  <Rule>
    <PolygonSymbolizer fill="#0000ff" />
  </Rule>
</Style>
<Style name="simpletesttable-substyle1" filter-mode="first" >
  <Rule>
    <PolygonSymbolizer fill="#ff0000" />
  </Rule>
</Style>
<Layer name="simpletesttable"
  srs="+proj=longlat +ellps=WGS84 +datum=WGS84 +no_defs">
    <StyleName>simpletesttable-substyle1</StyleName>
    <StyleName>simpletesttable-substyle2</StyleName>
    <StyleName>simpletesttable-substyle3</StyleName>
    <StyleName>simpletesttable</StyleName>
    <Datasource>
       <Parameter name="type"><![CDATA[postgis]]></Parameter>
       <Parameter name="table"><![CDATA[simple_test_table]]></Parameter>
       <Parameter name="key_field"><![CDATA[]]></Parameter>
       <Parameter name="geometry_field"><![CDATA[the_geom]]></Parameter>
       <Parameter name="extent_cache"><![CDATA[auto]]></Parameter>
       <Parameter name="extent"><![CDATA[-81.9247844810013,24.5442845630757,-80.031012594429,27.8599594476958]]></Parameter>
       <Parameter name="dbname"><![CDATA[test_db]]></Parameter>
       <Parameter name="simplify_geometries"><![CDATA[true]]></Parameter>
       <Parameter name="host"><![CDATA[db_host]]></Parameter>
       <Parameter name="user"><![CDATA[username]]></Parameter>
       <Parameter name="password"><![CDATA[password]]></Parameter>
    </Datasource>
  </Layer>

</Map>

simple_test_table.sql.gz