Exception with a qrcode PNG file

What steps will reproduce the problem?
1. Using this rst file:

Test
----

.. image:: xmlparsing.png
   :align: center
   :width:  10%

2. With the attached png image generated using qrencode (xmlparsing.png)
3. I have the following output:

Traceback (most recent call last):
  File "/usr/local/bin/rst2pdf", line 9, in <module>
    load_entry_point('rst2pdf==0.93.dev', 'console_scripts', 'rst2pdf')()
  File "/usr/local/lib/python2.7/dist-packages/rst2pdf/createpdf.py", line 1495, in main
    compressed=options.compressed)
  File "/usr/local/lib/python2.7/dist-packages/rst2pdf/createpdf.py", line 653, in createPdf
    pdfdoc.multiBuild(elements)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/platypus/doctemplate.py", line 972, in multiBuild
    self.build(tempStory, **buildKwds)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/platypus/doctemplate.py", line 892, in build
    self.handle_flowable(flowables)
  File "/usr/local/lib/python2.7/dist-packages/rst2pdf/createpdf.py", line 762, in handle_flowable
    if frame.add(f, canv, trySplit=self.allowSplitting):
  File "/usr/local/lib/python2.7/dist-packages/rst2pdf/flowables.py", line 559, in add
    return Frame.add(self, flowable, canv, trySplit)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/platypus/frames.py", line 174, in _add
    flowable.drawOn(canv, self._x + self._leftExtraIndent, y, _sW=aW-w)
  File "/usr/local/lib/python2.7/dist-packages/rst2pdf/image.py", line 488, in drawOn
    return self.image.drawOn(canv, x, y, _sW)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/platypus/flowables.py", line 109, in drawOn
    self._drawOn(canvas)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/platypus/flowables.py", line 90, in _drawOn
    self.draw()#this is the bit you overload
  File "/usr/local/lib/python2.7/dist-packages/reportlab/platypus/flowables.py", line 486, in draw
    mask=self._mask,
  File "/usr/local/lib/python2.7/dist-packages/reportlab/pdfgen/canvas.py", line 926, in drawImage
    imgObj = pdfdoc.PDFImageXObject(name, image, mask=mask)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/pdfbase/pdfdoc.py", line 2119, in __init__
    self.loadImageFromSRC(source)   #it is already a PIL Image
  File "/usr/local/lib/python2.7/dist-packages/reportlab/pdfbase/pdfdoc.py", line 2216, in loadImageFromSRC
    self._checkTransparency(im)
  File "/usr/local/lib/python2.7/dist-packages/reportlab/pdfbase/pdfdoc.py", line 2188, in _checkTransparency
    tc = im.getTransparent()
  File "/usr/local/lib/python2.7/dist-packages/reportlab/lib/utils.py", line 673, in getTransparent
    return map(ord, palette[transparency:transparency+3])
TypeError: cannot concatenate 'str' and 'int' objects

Please answer the following questions, they are *very* important:

* Version of rst2pdf?

0.93

* Version of reportlab?

2.7

* Are you using wordaxe, and if true, what version?

no

* Are you using rst2pdf with Sphinx, and if true, what version?

no
Original issue reported on code.google.com by jfl.lala...@gmail.com on 27 Jun 2013 at 11:59
Attachments:
xmlparsing.png
pombreda / rst2pdf

Exception with a qrcode PNG file #499
