[PIPython] Problema di string ed encoding

[Mariano Di Felice]

Qualcuno ha la vaga idea del perchè di questo errore?
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Traceback (most recent call last):
  File "carrello.py", line 131, in DownloadFormats
    self.LoadComboFormats()
  File "carrello.py", line 145, in LoadComboFormats
    self.downloadArticoli.download()
  File "/home/mardif/projects/pytaxi1/download_articoli.py", line 50, in 
download
    xml.writeXML(filePath, _articoli)
  File "/home/mardif/projects/pytaxi1/XMLTest.py", line 26, in writeXML
    file = open("prova.xml","wr")
TypeError: coercing to Unicode: need string or buffer, NoneType found
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-- 
//\/\ariano Di Felice
Java PHP programmer
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mariano.difelice a eprometeus.com <mailto:mariano.difelice a eprometeus.com>
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