Christoph Krammer wrote: > Hello everybody, > > I try to use an external OCR tool to convert some binary image data to > text. The image is in one variable, the text should be converted to > another. I use the following code: > > (si, so, se) = os.popen3('ocrad') > si.write(frame) > si.close() > messagetext += so.read()
If you use popen you should use *one* filehandle. The app hangs because the buffer is full. See http://docs.python.org/lib/popen2-flow-control.html -- Thomas Güttler, http://www.thomas-guettler.de/ http://www.tbz-pariv.de/ E-Mail: guettli (*) thomas-guettler + de Spam Catcher: [EMAIL PROTECTED] -- http://mail.python.org/mailman/listinfo/python-list