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# This demo converts a few nested objects into an XML representation,
# and provides a simple example of using the Builder class.
from xml.dom import core
from xml.dom.builder import Builder
import types, time
def object_convert(builder, obj):
# Put the entire object inside an element with the same name as
# the class.
builder.startElement( obj.__class__.__name__ )
L = obj.__dict__.keys()
L.sort()
for attr in obj.__dict__.keys():
# Skip internal attributes (ones that begin with a '_')
if attr[0] == '_': continue
value = getattr(obj, attr)
if type(value) == types.InstanceType:
# Recursively process subobjects
object_convert( builder, value)
else:
# Convert anything else to a string and put it in an element
builder.startElement(attr)
builder.text( str(value) )
builder.endElement(attr)
builder.endElement( obj.__class__.__name__ )
if __name__ == '__main__':
class Folder: pass
class Bookmark: pass
f=Folder()
f.title = "Folder Title"
f.createdTime = time.asctime( time.localtime( time.time() ) )
f.bookmark = b = Bookmark()
b.url, b.title = "http://www.python.org", "Python Home Page"
builder = Builder()
object_convert(builder, f)
print "Output from two nested objects:"
print builder.document.toxml()
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