#!/usr/bin/python -u## this tests the basic APIs of the XmlTextReader interface#import libxml2import StringIOimport sys # Memory debug specificlibxml2.debugMemory(1) expect="""--> (3) test1:1:xmlns: URI foo is not absolute--> (4) test1:1:Opening and ending tag mismatch: c line 1 and a"""err=""def myErrorHandler(arg,msg,severity,locator):    global err    err = err + "%s (%d) %s:%d:%s" % (arg,severity,locator.BaseURI(),locator.LineNumber(),msg) f = StringIO.StringIO("""<a xmlns="foo"><b b1="b1"/><c>content of c</a>""")input = libxml2.inputBuffer(f)reader = input.newTextReader("test1")reader.SetErrorHandler(myErrorHandler,"-->")while reader.Read() == 1:    pass if err != expect:    print "error"    print "received %s" %(err)    print "expected %s" %(expect)    sys.exit(1) reader.SetErrorHandler(None,None)if reader.GetErrorHandler() != (None,None):    print "GetErrorHandler failed"    sys.exit(1) ## cleanup for memory allocation counting#del fdel inputdel reader # Memory debug specificlibxml2.cleanupParser()if libxml2.debugMemory(1) == 0:    print "OK"else:    print "Memory leak %d bytes" % (libxml2.debugMemory(1))    libxml2.dumpMemory()