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import Cyclops,sys
from xml.dom.ext.reader import Sax2
from xml.dom import ext
def test():
data = sys.stdin.read()
doc = Sax2.FromXml(data)
b1 = doc.createElementNS("http://foo.com","foo:branch")
c1 = doc.createElementNS("http://foo.com","foo:child1")
c2 = doc.createElementNS("http://foo.com","foo:child2")
b1.setAttributeNS("http://foo.com","foo:a1","value-1")
a1 = b1.getAttributeNodeNS("http://foo.com","a1")
a1.value = "This shouldn't leak"
b1.appendChild(c1)
b1.appendChild(c2)
doc.documentElement.appendChild(b1)
r1 = doc.createElementNS("http://foo.com","foo:replace")
doc.documentElement.replaceChild(r1,b1)
b1.removeChild(c2)
import cStringIO
s = cStringIO.StringIO()
import xml.dom.ext
xml.dom.ext.Print(doc, stream = s)
ext.ReleaseNode(doc)
ext.ReleaseNode(b1)
doc = Sax2.FromXml(data)
ext.ReleaseNode(doc)
if __name__ == '__main__':
cy = Cyclops.CycleFinder()
cy.run(test)
cy.find_cycles()
cy.show_cycles()
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