[XML-DEV Mailing List Archive Home] [By Thread] [By Date] [Recent Entries] [Reply To This Message] Re: Python/XML parsing
> [Donald Traboini] > > > Hi, I am a beginner in XML and Python as well and I am trying to learn as > > much as possible by writing some examples myself. I created a very simple > > xml file with just one element. Then I loaded the file into the DOM tree > > using the 4DOM parser. Once the it was loaded, I appended a couple of > child > > elements to the root. This was all fine, but when I went back to the xml > > file nothing was updated. Isn't the xml file supposed to be updated > > automatically from the DOM tree? If not, what I do have to do to see the > > changes? > > No, once the processor has processed the file, it is done with the file. > There would be no further connection with the file unless you wrote some > code to maintain a connection. That would be very hard (for a general > case). > > If by "see changes" you mean to load an xml file into an editor and look at > its contents, then you have to serialize the in-memory data (a DOM in this > case, right?) to a file. Just so. I also wanted to add that cDomlette is a much better bet for performance. http://uche.ogbuji.net/tech/akara/nodes/2003-01-01/domlettes http://www.xml.com/pub/a/2002/10/16/py-xml.html -- Uche Ogbuji Fourthought, Inc. http://uche.ogbuji.net http://4Suite.org http://fourthought.com Introducing Anobind - http://www.xml.com/pub/a/2003/08/13/py-xml.html XML Topic Maps by the book - http://www-106.ibm.com/developerworks/xml/library/ x-think19.html Charming Jython - http://www-106.ibm.com/developerworks/java/library/j-jython.h tml Python, Web services, and XSLT - http://www-106.ibm.com/developerworks/xml/libr ary/ws-pyth13/ Perspective on XML: What is this 'agility'? - http://www.adtmag.com/article.asp ?id=8004
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