cpython/Lib/dos-8x3/test_pye.py

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2000-05-08 17:31:04 +00:00
# Very simple test - Parse a file and print what happens
# XXX TypeErrors on calling handlers, or on bad return values from a
# handler, are obscure and unhelpful.
import sys, string
import os
import pyexpat
class Outputter:
def StartElementHandler(self, name, attrs):
print 'Start element:\n\t', name, attrs
def EndElementHandler(self, name):
print 'End element:\n\t', name
def CharacterDataHandler(self, data):
data = string.strip(data)
if data:
print 'Character data:'
print '\t', repr(data)
def ProcessingInstructionHandler(self, target, data):
print 'PI:\n\t', target, data
def StartNamespaceDeclHandler(self, prefix, uri):
print 'NS decl:\n\t', prefix, uri
def EndNamespaceDeclHandler(self, prefix):
print 'End of NS decl:\n\t', prefix
def StartCdataSectionHandler(self):
print 'Start of CDATA section'
def EndCdataSectionHandler(self):
print 'End of CDATA section'
def CommentHandler(self, text):
print 'Comment:\n\t', repr(text)
def NotationDeclHandler(self, *args):
name, base, sysid, pubid = args
print 'Notation declared:', args
def UnparsedEntityDeclHandler(self, *args):
entityName, base, systemId, publicId, notationName = args
print 'Unparsed entity decl:\n\t', args
def NotStandaloneHandler(self, userData):
print 'Not standalone'
return 1
def ExternalEntityRefHandler(self, context, base, sysId, pubId):
print 'External entity ref:', context, base, sysId, pubId
return 1
def DefaultHandler(self, userData):
pass
def DefaultHandlerExpand(self, userData):
pass
out = Outputter()
parser = pyexpat.ParserCreate(namespace_separator='!')
for name in ['StartElementHandler', 'EndElementHandler',
'CharacterDataHandler', 'ProcessingInstructionHandler',
'UnparsedEntityDeclHandler', 'NotationDeclHandler',
'StartNamespaceDeclHandler', 'EndNamespaceDeclHandler',
'CommentHandler', 'StartCdataSectionHandler',
'EndCdataSectionHandler',
'DefaultHandler', 'DefaultHandlerExpand',
#'NotStandaloneHandler',
'ExternalEntityRefHandler'
]:
setattr(parser, name, getattr(out, name) )
data = """<?xml version="1.0" encoding="iso-8859-1" standalone="no"?>
<?xml-stylesheet href="stylesheet.css"?>
<!-- comment data -->
<!DOCTYPE quotations SYSTEM "quotations.dtd" [
<!ELEMENT root ANY>
<!NOTATION notation SYSTEM "notation.jpeg">
<!ENTITY acirc "&#226;">
<!ENTITY external_entity SYSTEM "entity.file">
<!ENTITY unparsed_entity SYSTEM "entity.file" NDATA notation>
%unparsed_entity;
]>
<root>
<myns:subelement xmlns:myns="http://www.python.org/namespace">
Contents of subelements
</myns:subelement>
<sub2><![CDATA[contents of CDATA section]]></sub2>
&external_entity;
</root>
"""
try:
parser.Parse(data, 1)
except pyexpat.error:
print '** Error', parser.ErrorCode, pyexpat.ErrorString( parser.ErrorCode)
print '** Line', parser.ErrorLineNumber
print '** Column', parser.ErrorColumnNumber
print '** Byte', parser.ErrorByteIndex