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#!/usr/bin/python -u import sys import libxml2 #memory debug specific libxml2.debugMemory(1) # # A document hosting the nodes returned from the extension function # mydoc = libxml2.newDoc("1.0") def foo(ctx, str): global mydoc # # test returning a node set works as expected # parent = mydoc.newDocNode(None, 'p', None) mydoc.addChild(parent) node = mydoc.newDocText(str) parent.addChild(node) return [parent] doc = libxml2.parseFile("tst.xml") ctxt = doc.xpathNewContext() libxml2.registerXPathFunction(ctxt._o, "foo", None, foo) res = ctxt.xpathEval("foo('hello')") if type(res) != type([]): print("Failed to return a nodeset") sys.exit(1) if len(res) != 1: print("Unexpected nodeset size") sys.exit(1) node = res[0] if node.name != 'p': print("Unexpected nodeset element result") sys.exit(1) node = node.children if node.type != 'text': print("Unexpected nodeset element children type") sys.exit(1) if node.content != 'hello': print("Unexpected nodeset element children content") sys.exit(1) doc.freeDoc() mydoc.freeDoc() ctxt.xpathFreeContext() #memory debug specific libxml2.cleanupParser() if libxml2.debugMemory(1) == 0: print("OK") else: print("Memory leak %d bytes" % (libxml2.debugMemory(1))) libxml2.dumpMemory()