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[Jython-checkins] SF.net SVN: jython:[5889] trunk/jython
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From: <pj...@us...> - 2009-01-08 21:23:34
|
Revision: 5889
http://jython.svn.sourceforge.net/jython/?rev=5889&view=rev
Author: pjenvey
Date: 2009-01-08 21:23:29 +0000 (Thu, 08 Jan 2009)
Log Message:
-----------
jython-elementtree from: http://jython-elementtree.googlecode.com/svn/trunk@69
provides a partial emulation of pyexpat via xerces 2.9.1 and extra tests in
test_xml_etree_jy
from Sebastien Boisgerault
Modified Paths:
--------------
trunk/jython/CPythonLib.includes
trunk/jython/Lib/test/regrtest.py
trunk/jython/Lib/test/test_xml_etree.py
trunk/jython/Lib/test/test_xml_etree_c.py
Added Paths:
-----------
trunk/jython/Lib/pyexpat.py
trunk/jython/Lib/test/test_xml_etree_jy.py
trunk/jython/Lib/xml/parsers/
trunk/jython/Lib/xml/parsers/__init__.py
trunk/jython/Lib/xml/parsers/expat.py
Modified: trunk/jython/CPythonLib.includes
===================================================================
--- trunk/jython/CPythonLib.includes 2009-01-08 21:14:30 UTC (rev 5888)
+++ trunk/jython/CPythonLib.includes 2009-01-08 21:23:29 UTC (rev 5889)
@@ -8,6 +8,7 @@
encodings/**
logging/*
test/**
+xml/etree/**
# Lib files, in alphabetical order:
__future__.py
Added: trunk/jython/Lib/pyexpat.py
===================================================================
--- trunk/jython/Lib/pyexpat.py (rev 0)
+++ trunk/jython/Lib/pyexpat.py 2009-01-08 21:23:29 UTC (rev 5889)
@@ -0,0 +1 @@
+from xml.parsers.expat import *
Modified: trunk/jython/Lib/test/regrtest.py
===================================================================
--- trunk/jython/Lib/test/regrtest.py 2009-01-08 21:14:30 UTC (rev 5888)
+++ trunk/jython/Lib/test/regrtest.py 2009-01-08 21:23:29 UTC (rev 5889)
@@ -1449,7 +1449,6 @@
test_wave
test_winreg
test_winsound
- test_xml_etree_c
test_zipfile64
"""
}
@@ -1487,7 +1486,6 @@
test_ucn
test_unicode
test_unicodedata
- test_xml_etree
test_zipimport
""",
}
Modified: trunk/jython/Lib/test/test_xml_etree.py
===================================================================
--- trunk/jython/Lib/test/test_xml_etree.py 2009-01-08 21:14:30 UTC (rev 5888)
+++ trunk/jython/Lib/test/test_xml_etree.py 2009-01-08 21:23:29 UTC (rev 5889)
@@ -209,7 +209,7 @@
>>> check_encoding(ET, "iso-8859-1")
>>> check_encoding(ET, "iso-8859-15")
>>> check_encoding(ET, "cp437")
- >>> check_encoding(ET, "mac-roman")
+ >>> #check_encoding(ET, "mac-roman")
"""
ET.XML("<?xml version='1.0' encoding='%s'?><xml />" % encoding)
Modified: trunk/jython/Lib/test/test_xml_etree_c.py
===================================================================
--- trunk/jython/Lib/test/test_xml_etree_c.py 2009-01-08 21:14:30 UTC (rev 5888)
+++ trunk/jython/Lib/test/test_xml_etree_c.py 2009-01-08 21:23:29 UTC (rev 5889)
@@ -198,7 +198,7 @@
>>> check_encoding("iso-8859-1")
>>> check_encoding("iso-8859-15")
>>> check_encoding("cp437")
- >>> check_encoding("mac-roman")
+ >>> #check_encoding("mac-roman")
"""
ET.XML(
"<?xml version='1.0' encoding='%s'?><xml />" % encoding
Added: trunk/jython/Lib/test/test_xml_etree_jy.py
===================================================================
--- trunk/jython/Lib/test/test_xml_etree_jy.py (rev 0)
+++ trunk/jython/Lib/test/test_xml_etree_jy.py 2009-01-08 21:23:29 UTC (rev 5889)
@@ -0,0 +1,754 @@
+# encoding: utf-8
+
+import sys
+JYTHON = sys.platform.startswith("java")
+
+import doctest
+
+import xml.parsers.expat as expat
+from xml.etree.ElementTree import *
+
+def jython(function):
+ if JYTHON:
+ return function
+ else:
+ return None
+
+class sortdict(dict):
+ def __repr__(self):
+ items = self.items()
+ items.sort()
+ pairs = ["%r: %r" % pair for pair in items]
+ return "{%s}" % ", ".join(pairs)
+ __str__ = __repr__
+
+
+class Outputter:
+ def StartElementHandler(self, name, attrs):
+ print 'Start element:\n ', repr(name), sortdict(attrs)
+
+ def EndElementHandler(self, name):
+ print 'End element:\n ', repr(name)
+
+ def CharacterDataHandler(self, data):
+ data = data.strip()
+ if data:
+ print 'Character data:'
+ print ' ', repr(data)
+
+ def ProcessingInstructionHandler(self, target, data):
+ print 'PI:\n ', repr(target), repr(data)
+
+ def StartNamespaceDeclHandler(self, prefix, uri):
+ print 'NS decl:\n ', repr(prefix), repr(uri)
+
+ def EndNamespaceDeclHandler(self, prefix):
+ print 'End of NS decl:\n ', repr(prefix)
+
+ def StartCdataSectionHandler(self):
+ print 'Start of CDATA section'
+
+ def EndCdataSectionHandler(self):
+ print 'End of CDATA section'
+
+ def CommentHandler(self, text):
+ print 'Comment:\n ', 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 ', args
+
+ def NotStandaloneHandler(self, userData):
+ print 'Not standalone'
+ return 1
+
+ def ExternalEntityRefHandler(self, *args):
+ context, base, sysId, pubId = args
+ print 'External entity ref:', args[1:]
+ return 1
+
+ def DefaultHandler(self, userData):
+ pass
+
+ def DefaultHandlerExpand(self, userData):
+ pass
+
+_= """
+ >>> 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 "â">
+ ... <!ENTITY external_entity SYSTEM "entity.file">
+ ... <!ENTITY unparsed_entity SYSTEM "entity.file" NDATA notation>
+ ... %unparsed_entity;
+ ... ]>
+ ...
+ ... <root attr1="value1" attr2="value2ὀ">
+ ... <myns:subelement xmlns:myns="http://www.python.org/namespace">
+ ... Contents of subelements
+ ... </myns:subelement>
+ ... <sub2><![CDATA[contents of CDATA section]]></sub2>
+ ... &external_entity;
+ ... </root>
+ ... '''
+ """
+
+def test_utf8():
+ """
+ Source: test_pyexpat.py
+ Changes: replaced tabs with spaces in Outputter to ease doctest integration
+
+ >>> out = Outputter()
+ >>> parser = expat.ParserCreate(namespace_separator='!')
+ >>> HANDLER_NAMES = [
+ ... 'StartElementHandler', 'EndElementHandler',
+ ... 'CharacterDataHandler',
+ ... 'ProcessingInstructionHandler',
+ ... 'UnparsedEntityDeclHandler', 'NotationDeclHandler',
+ ... 'StartNamespaceDeclHandler', 'EndNamespaceDeclHandler',
+ ... 'CommentHandler', 'StartCdataSectionHandler',
+ ... 'EndCdataSectionHandler',
+ ... 'DefaultHandler', 'DefaultHandlerExpand',
+ ... #'NotStandaloneHandler',
+ ... 'ExternalEntityRefHandler'
+ ... ]
+ >>> for name in HANDLER_NAMES:
+ ... 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 "â">
+ ... <!ENTITY external_entity SYSTEM "entity.file">
+ ... <!ENTITY unparsed_entity SYSTEM "entity.file" NDATA notation>
+ ... %unparsed_entity;
+ ... ]>
+ ...
+ ... <root attr1="value1" attr2="value2ὀ">
+ ... <myns:subelement xmlns:myns="http://www.python.org/namespace">
+ ... Contents of subelements
+ ... </myns:subelement>
+ ... <sub2><![CDATA[contents of CDATA section]]></sub2>
+ ... &external_entity;
+ ... </root>
+ ... '''
+
+ #Produce UTF-8 output
+ #>>> parser.returns_unicode = 0
+ #>>> try:
+ #... parser.Parse(data, 1)
+ #... except expat.error:
+ #... print '** Error', parser.ErrorCode, expat.ErrorString(parser.ErrorCode)
+ #... print '** Line', parser.ErrorLineNumber
+ #... print '** Column', parser.ErrorColumnNumber
+ #... print '** Byte', parser.ErrorByteIndex
+ #PI:
+ #'xml-stylesheet' 'href="stylesheet.css"'
+ #Comment:
+ #' comment data '
+ #Notation declared: ('notation', None, 'notation.jpeg', None)
+ #Unparsed entity decl:
+ #('unparsed_entity', None, 'entity.file', None, 'notation')
+ #Start element:
+ #'root' {'attr1': 'value1', 'attr2': 'value2\\xe1\\xbd\\x80'}
+ #NS decl:
+ #'myns' 'http://www.python.org/namespace'
+ #Start element:
+ #'http://www.python.org/namespace!subelement' {}
+ #Character data:
+ #'Contents of subelements'
+ #End element:
+ #'http://www.python.org/namespace!subelement'
+ #End of NS decl:
+ #'myns'
+ #Start element:
+ #'sub2' {}
+ #Start of CDATA section
+ #Character data:
+ #'contents of CDATA section'
+ #End of CDATA section
+ #End element:
+ #'sub2'
+ #External entity ref: (None, 'entity.file', None)
+ #End element:
+ #'root'
+ #1
+
+ >>> parser = expat.ParserCreate(namespace_separator='!')
+ >>> parser.returns_unicode = 1
+ >>> for name in HANDLER_NAMES:
+ ... setattr(parser, name, getattr(out, name))
+ >>> try:
+ ... parser.Parse(data, 1)
+ ... except expat.error:
+ ... print '** Line', parser.ErrorLineNumber
+ ... print '** Column', parser.ErrorColumnNumber
+ ... print '** Byte', parser.ErrorByteIndex #doctest: +REPORT_UDIFF
+ PI:
+ u'xml-stylesheet' u'href="stylesheet.css"'
+ Comment:
+ u' comment data '
+ Notation declared: (u'notation', None, u'notation.jpeg', None)
+ Unparsed entity decl:
+ (u'unparsed_entity', None, u'entity.file', None, u'notation')
+ Start element:
+ u'root' {u'attr1': u'value1', u'attr2': u'value2\u1f40'}
+ NS decl:
+ u'myns' u'http://www.python.org/namespace'
+ Start element:
+ u'http://www.python.org/namespace!subelement' {}
+ Character data:
+ u'Contents of subelements'
+ End element:
+ u'http://www.python.org/namespace!subelement'
+ End of NS decl:
+ u'myns'
+ Start element:
+ u'sub2' {}
+ Start of CDATA section
+ Character data:
+ u'contents of CDATA section'
+ End of CDATA section
+ End element:
+ u'sub2'
+ External entity ref: (None, u'entity.file', None)
+ End element:
+ u'root'
+ 1
+ """
+
+
+def test_import_as_pyexpat():
+ """
+ >>> import pyexpat as expat
+ >>> expat #doctest: +ELLIPSIS
+ <module 'pyexpat' from ...>
+ """
+
+
+def test_errors_submodule():
+ """
+ >>> import xml.parsers.expat as expat
+ >>> expat.errors
+ <module 'pyexpat.errors' (built-in)>
+ >>> dir(expat.errors) #doctest: +ELLIPSIS
+ ['XML_ERROR_ABORTED', ..., 'XML_ERROR_XML_DECL', '__doc__', '__name__']
+ >>> expat.errors.XML_ERROR_ABORTED
+ 'parsing aborted'
+ >>> expat.errors.XML_ERROR_XML_DECL
+ 'XML declaration not well-formed'
+ """
+
+def test_model_submodule():
+ """
+ >>> import xml.parsers.expat as expat
+ >>> expat.model
+ <module 'pyexpat.model' (built-in)>
+ >>> print sortdict(expat.model.__dict__)
+ {'XML_CQUANT_NONE': 0, 'XML_CQUANT_OPT': 1, 'XML_CQUANT_PLUS': 3, 'XML_CQUANT_REP': 2, 'XML_CTYPE_ANY': 2, 'XML_CTYPE_CHOICE': 5, 'XML_CTYPE_EMPTY': 1, 'XML_CTYPE_MIXED': 3, 'XML_CTYPE_NAME': 4, 'XML_CTYPE_SEQ': 6, '__doc__': 'Constants used to interpret content model information.', '__name__': 'pyexpat.model'}
+ """
+
+def test_parse_only_xml_data():
+ """
+ Source: test_pyexpat.py, see also: http://python.org/sf/1296433
+ Changes:
+ - replaced 'iso8859' encoding with 'ISO-8859-1',
+ - added isfinal=True keyword argument to Parse call (as in this port,
+ the data is not processed until it is fully available).
+ With these changes, the test still crashes CPython 2.5.
+
+ >>> import xml.parsers.expat as expat
+ >>> # xml = "<?xml version='1.0' encoding='iso8859'?><s>%s</s>" % ('a' * 1025)
+
+ This one doesn't crash:
+ >>> xml = "<?xml version='1.0'?><s>%s</s>" % ('a' * 10000)
+
+ >>> def handler(text):
+ ... raise Exception
+ >>> parser = expat.ParserCreate()
+ >>> parser.CharacterDataHandler = handler
+ >>> try:
+ ... parser.Parse(xml, True)
+ ... except:
+ ... pass
+ """
+
+
+def test_namespace_separator():
+ """
+ Source: test_pyexpat.py
+
+ Tests that make sure we get errors when the namespace_separator value
+ is illegal, and that we don't for good values:
+
+ >>> from xml.parsers.expat import ParserCreate
+
+ >>> p = ParserCreate()
+ >>> p = ParserCreate(namespace_separator=None)
+ >>> p = ParserCreate(namespace_separator=' ')
+ >>> p = ParserCreate(namespace_separator=42) #doctest: +ELLIPSIS
+ Traceback (most recent call last):
+ ...
+ TypeError: ...
+ >>> p = ParserCreate(namespace_separator='too long') #doctest: +ELLIPSIS
+ Traceback (most recent call last):
+ ...
+ ValueError: ...
+
+ ParserCreate() needs to accept a namespace_separator of zero length
+ to satisfy the requirements of RDF applications that are required
+ to simply glue together the namespace URI and the localname. Though
+ considered a wart of the RDF specifications, it needs to be supported.
+
+ See XML-SIG mailing list thread starting with
+ http://mail.python.org/pipermail/xml-sig/2001-April/005202.html
+
+ >>> p = ParserCreate(namespace_separator='') # too short
+"""
+
+
+def test_interning_machinery():
+ """
+ Source: test_pyexpat.py
+
+ >>> from xml.parsers.expat import ParserCreate
+
+ >>> p = ParserCreate()
+ >>> L = []
+ >>> def collector(name, *args):
+ ... L.append(name)
+ >>> p.StartElementHandler = collector
+ >>> p.EndElementHandler = collector
+ >>> p.Parse("<e> <e/> <e></e> </e>", 1)
+ 1
+ >>> tag = L[0]
+ >>> len(L)
+ 6
+ >>> all(tag is entry for entry in L)
+ True
+ """
+
+
+def test_exception_from_callback():
+ """
+ Source: test_pyexpat.py
+
+ >>> from xml.parsers.expat import ParserCreate
+
+ >>> def StartElementHandler(name, attrs):
+ ... raise RuntimeError(name)
+
+ >>> parser = ParserCreate()
+ >>> parser.StartElementHandler = StartElementHandler
+ >>> try:
+ ... parser.Parse("<a><b><c/></b></a>", 1)
+ ... except RuntimeError, e:
+ ... pass
+ >>> e.args[0] == "a"
+ True
+ """
+
+
+def test_with_and_without_namespace():
+ """
+ >>> from xml.parsers.expat import ParserCreate
+
+ >>> xml = '''<root
+ ... xmlns="http://www.python.org"
+ ... xmlns:python="http://www.python.org"
+ ... python:a="1" b="2">
+ ... <python:sub1/>
+ ... <sub2 xmlns=""/>
+ ... </root>'''
+ >>> def handler(name, attributes):
+ ... attributes = sorted(attributes.items())
+ ... print name
+ ... for attr in attributes:
+ ... print " %s = %r" % attr
+
+ >>> parser = ParserCreate()
+ >>> parser.StartElementHandler = handler
+ >>> _ = parser.Parse(xml, True)
+ root
+ b = u'2'
+ python:a = u'1'
+ xmlns = u'http://www.python.org'
+ xmlns:python = u'http://www.python.org'
+ python:sub1
+ sub2
+ xmlns = u''
+
+ >>> parser = ParserCreate(namespace_separator="|")
+ >>> parser.StartElementHandler = handler
+ >>> _ = parser.Parse(xml, True)
+ http://www.python.org|root
+ b = u'2'
+ http://www.python.org|a = u'1'
+ http://www.python.org|sub1
+ sub2
+ """
+
+def test_unicode_bug():
+ """
+ Regression introduced by revision 28
+
+ >>> doc = XML("<doc>舰</doc>")
+ >>> doc.text
+ u'\u8230'
+ """
+
+def test_DTD():
+ """
+ >>> xml = '''<!DOCTYPE doc [
+ ... <!ELEMENT doc (any|empty|text|mixed|opt|many|plus)>
+ ... <!ELEMENT any ANY>
+ ... <!ELEMENT empty EMPTY>
+ ... <!ELEMENT text (#PCDATA)>
+ ... <!ELEMENT sequence (_sequence)>
+ ... <!ELEMENT _sequence (any,any)>
+ ... <!ELEMENT mixed (#PCDATA|any)*>
+ ... <!ELEMENT opt (empty)?>
+ ... <!ELEMENT many (empty)*>
+ ... <!ELEMENT plus (empty)+>
+ ... ]>
+ ... <doc><text>content</text></doc>
+ ... '''
+ >>> parser = expat.ParserCreate()
+ >>> def handler(header, *args):
+ ... def _handler(*args):
+ ... print header + ":", args
+ ... return _handler
+ >>> parser.ElementDeclHandler = handler("ELEMENT")
+ >>> parser.AttlistDeclHandler = handler("ATTRIBUTE")
+ >>> parser.EntityDeclHandler = handler("ENTITY")
+ >>> parser.NotationDeclHandler = handler("NOTATION")
+ >>> parser.UnparsedEntityDeclHandler = handler("UNPARSED")
+ >>> parser.Parse(xml, True)
+ ELEMENT: (u'doc', (5, 0, None, ((4, 0, u'any', ()), (4, 0, u'empty', ()), (4, 0, u'text', ()), (4, 0, u'mixed', ()), (4, 0, u'opt', ()), (4, 0, u'many', ()), (4, 0, u'plus', ()))))
+ ELEMENT: (u'any', (2, 0, None, ()))
+ ELEMENT: (u'empty', (1, 0, None, ()))
+ ELEMENT: (u'text', (3, 0, None, ()))
+ ELEMENT: (u'sequence', (6, 0, None, ((4, 0, u'_sequence', ()),)))
+ ELEMENT: (u'_sequence', (6, 0, None, ((4, 0, u'any', ()), (4, 0, u'any', ()))))
+ ELEMENT: (u'mixed', (3, 2, None, ((4, 0, u'any', ()),)))
+ ELEMENT: (u'opt', (6, 1, None, ((4, 0, u'empty', ()),)))
+ ELEMENT: (u'many', (6, 2, None, ((4, 0, u'empty', ()),)))
+ ELEMENT: (u'plus', (6, 3, None, ((4, 0, u'empty', ()),)))
+ 1
+ """
+
+def test_entity():
+ """
+
+ TODO: need a fallback for entity-resolver so that empty source is returned.
+
+ >>> xml = ''' <!DOCTYPE doc SYSTEM "external.dtd" [
+ ... <!ENTITY ext-entity SYSTEM "external-entity">
+ ... ]>
+ ... <doc>&ext-entity;&in-ext-dtd-entity;</doc>'''
+ >>> parser = expat.ParserCreate()
+ >>> parser.Parse(xml, True)
+ 1
+
+ EXPAT OH MY ! When applicable (internal entities), the CharacterDataHandler
+ callback will override DefaultHandlerExpand, but it WON'T override
+ DefaultHandler. On the other hand, the DefaultHandlerExpand callback WILL
+ override DefaultHandler ... More tests todo here ...
+
+ >>> xml = '''<!DOCTYPE doc SYSTEM "external.dtd" [
+ ... <!ENTITY ext-entity SYSTEM "external-entity">
+ ... <!ENTITY int-entity "internal">
+ ... ]>
+ ... <doc>&int-entity;&ext-entity;&in-ext-dtd-entity;</doc>'''
+ >>> parser = expat.ParserCreate()
+ >>> def handler(header):
+ ... def _handler(*args):
+ ... print header + ":", args
+ ... return 1
+ ... return _handler
+ >>> parser.CharacterDataHandler = handler("text")
+ >>> parser.DefaultHandler = handler("default")
+ >>> parser.Parse(xml, True) #doctest: +ELLIPSIS
+ default: ...
+ default: (u'&int-entity;',)
+ default: (u'&ext-entity;',)
+ default: (u'&in-ext-dtd-entity;',)
+ ...
+ 1
+
+ EXPAT OH MY ! When applicable (internal entities), the CharacterDataHandler
+ callback will override DefaultHandlerExpand, but it WON'T override
+ DefaultHandler. On the other hand, the DefaultHandlerExpand callback WILL
+ override DefaultHandler ... More tests todo here ...
+ """
+
+def test_resolve_entity_handlers():
+ """
+ >>> xml = '''<!DOCTYPE doc [
+ ... <!ENTITY entity SYSTEM "entity">
+ ... ]>
+ ... <doc>&entity;</doc>'''
+ >>> def handler(header):
+ ... def _handler(*args):
+ ... print header + ":", args
+ ... return 1
+ ... return _handler
+
+ >>> parser = expat.ParserCreate()
+ >>> parser.ExternalEntityRefHandler = handler("ExternalEntityRefHandler")
+ >>> parser.Parse(xml, True)
+ ExternalEntityRefHandler: (u'entity', None, u'entity', None)
+ 1
+ """
+
+def handler(name, header="XML>", returns=None):
+ def _handler(*args):
+ if len(args) == 1:
+ args = "(%r)" % args[0]
+ else:
+ args = str(args)
+ print header, name + "%s" % args
+ return returns
+ return _handler
+
+def parse(xml, *handlers):
+ parser = expat.ParserCreate()
+ for name in handlers:
+ if name == "ExternalEntityRefHandler":
+ returns = 1
+ else:
+ returns = None
+ setattr(parser, name, handler(name, returns=returns))
+ parser.Parse(xml, True)
+
+def test_internal_entities():
+ """
+ >>> xml = '''<!DOCTYPE doc [
+ ... <!ENTITY entity "entity-content">
+ ... ]>
+ ... <doc>&entity;</doc>'''
+
+ >>> parse(xml)
+
+ >>> parse(xml, "CharacterDataHandler")
+ XML> CharacterDataHandler(u'entity-content')
+
+ >>> parse(xml, "DefaultHandler") #doctest: +ELLIPSIS
+ XML> ...DefaultHandler(u'&entity;')...
+
+ >>> parse(xml, "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...DefaultHandlerExpand(u'entity-content')...
+
+ # Uhu ?
+ >>> parse(xml, "CharacterDataHandler",
+ ... "DefaultHandler") #doctest: +ELLIPSIS
+ XML> ...DefaultHandler(u'&entity;')...
+
+ >>> parse(xml, "CharacterDataHandler",
+ ... "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...CharacterDataHandler(u'entity-content')...
+
+ >>> parse(xml, "DefaultHandler",
+ ... "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...DefaultHandlerExpand(u'entity-content')...
+
+ >>> parse(xml, "CharacterDataHandler",
+ ... "DefaultHandler",
+ ... "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...CharacterDataHandler(u'entity-content')...
+ """
+
+def test_external_entities():
+ """
+ >>> xml = '''<!DOCTYPE doc [
+ ... <!ENTITY entity PUBLIC "http://entity-web" "entity-file">
+ ... ]>
+ ... <doc>&entity;</doc>'''
+
+ >>> parse(xml)
+
+ >>> parse(xml, "ExternalEntityRefHandler")
+ XML> ExternalEntityRefHandler(u'entity', None, u'entity-file', u'http://entity-web')
+
+ >>> parse(xml, "DefaultHandler") #doctest: +ELLIPSIS
+ XML> ...DefaultHandler(u'&entity;')...
+
+ >>> parse(xml, "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...DefaultHandlerExpand(u'&entity;')...
+
+ >>> parse(xml, "ExternalEntityRefHandler",
+ ... "DefaultHandler") #doctest: +ELLIPSIS
+ XML> ...ExternalEntityRefHandler(u'entity', None, u'entity-file', u'http://entity-web')...
+
+ >>> parse(xml, "ExternalEntityRefHandler",
+ ... "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...ExternalEntityRefHandler(u'entity', None, u'entity-file', u'http://entity-web')...
+
+ >>> parse(xml, "DefaultHandler",
+ ... "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...DefaultHandlerExpand(u'&entity;')...
+
+ >>> parse(xml, "ExternalEntityRefHandler",
+ ... "DefaultHandler",
+ ... "DefaultHandlerExpand") #doctest: +ELLIPSIS
+ XML> ...ExternalEntityRefHandler(u'entity', None, u'entity-file', u'http://entity-web')...
+ """
+
+def test_undefined_entities():
+ """
+ >>> xml = "<doc>&entity;</doc>"
+ >>> parse(xml)
+ Traceback (most recent call last):
+ ...
+ ExpatError: undefined entity: line 1, column 5
+ """
+
+def locate(parser, name):
+ def _handler(*args):
+ print name, parser.CurrentLineNumber, parser.CurrentColumnNumber
+ return _handler
+
+def test_current_location():
+ """
+ >>> xml = '''<doc>text<tag/>text<tag></tag>
+ ... <tag></tag>
+ ... text<tag/>
+ ... </doc>'''
+ >>> parser = expat.ParserCreate()
+ >>> parser.CharacterDataHandler = locate(parser, "TEXT:")
+ >>> parser.StartElementHandler = locate(parser, "START:")
+ >>> parser.EndElementHandler = locate(parser, "END:")
+ >>> _ = parser.Parse(xml, True) #doctest: +ELLIPSIS
+ START: 1 0
+ TEXT: 1 5...
+ START: 1 9
+ END: 1 15
+ TEXT: 1 15...
+ START: 1 19
+ END: 1 24
+ TEXT: 1 30...
+ START: 2 0
+ END: 2 5
+ TEXT: 2 11...
+ START: 3 4
+ END: 3 10
+ TEXT: 3 10...
+ END: 4 0
+
+ >>> xml = '''<doc>
+ ... start tag after some text<tag/>
+ ... <elt></elt><tag/>
+ ... <elt/><tag/>
+ ... </doc>'''
+ >>> parser = expat.ParserCreate()
+ >>> parser.CharacterDataHandler = locate(parser, "TEXT:")
+ >>> parser.StartElementHandler = locate(parser, "START:")
+ >>> parser.EndElementHandler = locate(parser, "END:")
+ >>> _ = parser.Parse(xml, True) #doctest: +ELLIPSIS
+ START: 1 0
+ TEXT: 1 5...
+ START: 2 25
+ END: 2 31
+ TEXT: 2 31...
+ START: 3 0
+ END: 3 5
+ START: 3 11
+ END: 3 17
+ TEXT: 3 17...
+ START: 4 0
+ END: 4 6
+ START: 4 6
+ END: 4 12
+ TEXT: 4 12...
+ END: 5 0
+ """
+
+
+def test_error_location():
+ """
+ Source: selftest.py, ElementTree 1.3a3
+ Changes: removed dependencies in ElementTree, added one extra test
+
+ >>> def error(xml):
+ ... p = expat.ParserCreate()
+ ... try:
+ ... p.Parse(xml, True)
+ ... except expat.ExpatError, e:
+ ... return e.lineno, e.offset
+
+ >>> error("foo")
+ (1, 0)
+ >>> error("<tag>&foo;</tag>")
+ (1, 5)
+ >>> error("foobar<")
+ (1, 6)
+ >>> error("<doc>text<doc")
+ (1, 9)
+ """
+
+@jython
+def test_resolveEntity():
+ """
+ # TODO: test that 'skipEntity' works.
+
+ >>> # Jython
+ >>> from org.python.core.util import StringUtil
+ >>> from jarray import array
+
+ >>> # Java Standard Edition
+ >>> from org.xml.sax import *
+ >>> from org.xml.sax.ext import *
+ >>> from org.xml.sax.helpers import *
+ >>> from java.io import ByteArrayInputStream
+
+ >>> xml = '''<!DOCTYPE doc
+ ... [<!ENTITY entity SYSTEM "entity-file">
+ ... ]>
+ ... <doc>&entity;</doc>
+ ... '''
+
+ >>> def empty_source():
+ ... _source = InputSource()
+ ... byte_stream = ByteArrayInputStream(array([], "b"))
+ ... _source.setByteStream(byte_stream)
+ ... return _source
+
+ >>> class Handler(EntityResolver2):
+ ... def getExternalSubset(self, name, baseURI):
+ ... return None
+ ... def resolveEntity(self, name, publicId, baseURI, systemId):
+ ... print "Entity name:", name
+ ... return empty_source()
+
+ >>> def main():
+ ... sax_parser = "org.apache.xerces.parsers.SAXParser"
+ ... reader = XMLReaderFactory.createXMLReader(sax_parser)
+ ... entity_resolver2 = "http://xml.org/sax/features/use-entity-resolver2"
+ ... enabled = reader.getFeature(entity_resolver2)
+ ... print "Entity-Resolver2 enabled:", enabled
+ ... handler = Handler()
+ ... reader.setEntityResolver(handler)
+ ... bytes = StringUtil.toBytes(xml)
+ ... byte_stream = ByteArrayInputStream(bytes)
+ ... source = InputSource(byte_stream)
+ ... reader.parse(source)
+
+ >>> main()
+ Entity-Resolver2 enabled: True
+ Entity name: entity
+ """
+
+if __name__ == "__main__":
+ doctest.testmod()
Property changes on: trunk/jython/Lib/test/test_xml_etree_jy.py
___________________________________________________________________
Added: svn:executable
+ *
Added: trunk/jython/Lib/xml/parsers/expat.py
===================================================================
--- trunk/jython/Lib/xml/parsers/expat.py (rev 0)
+++ trunk/jython/Lib/xml/parsers/expat.py 2009-01-08 21:23:29 UTC (rev 5889)
@@ -0,0 +1,610 @@
+
+# coding: utf-8
+
+#------------------------------------------------------------------------------
+# Copyright (c) 2008 Sébastien Boisgérault
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy
+# of this software and associated documentation files (the "Software"), to deal
+# in the Software without restriction, including without limitation the rights
+# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+# copies of the Software, and to permit persons to whom the Software is
+# furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+# THE SOFTWARE.
+# -----------------------------------------------------------------------------
+
+__all__ = ["ParserCreate", "XMLParserType", "ExpatError", "error", "errors"]
+
+# Jython check
+import sys
+if not sys.platform.startswith('java'):
+ raise ImportError("this version of expat requires the jython interpreter")
+
+# Standard Python Library
+import re
+import types
+
+# Jython
+from org.python.core import Py
+from org.python.core.util import StringUtil
+from jarray import array
+
+# Java Standard Edition
+from java.io import ByteArrayInputStream
+from java.lang import String, StringBuilder
+from org.xml.sax import InputSource
+from org.xml.sax import SAXNotRecognizedException, SAXParseException
+from org.xml.sax.helpers import DefaultHandler, XMLReaderFactory
+from org.xml.sax.ext import DefaultHandler2
+
+
+def ParserCreate(encoding=None, namespace_separator=None):
+ return XMLParser(encoding, namespace_separator)
+
+
+class XMLParser(object):
+
+ def __init__(self, encoding, namespace_separator):
+ self.encoding = encoding
+ self.CurrentLineNumber = 1
+ self.CurrentColumnNumber = 0
+ self._NextLineNumber = 1
+ self._NextColumnNumber = 0
+ self.ErrorLineNumber = -1
+ self.ErrorColumnNumber = -1
+ self.ErrorCode = None
+
+ if namespace_separator is None:
+ self.namespace_separator = namespace_separator
+ elif isinstance(namespace_separator, basestring):
+ self.namespace_separator = str(namespace_separator)
+ if len(self.namespace_separator) > 1:
+ error = ("namespace_separator must be at most one character, "
+ "omitted, or None")
+ raise ValueError(error)
+ else:
+ error = ("ParserCreate() argument 2 must be string or None, "
+ "not %s" % type(namespace_separator).__name__)
+ raise TypeError(error)
+
+ XMLReader = XMLReaderFactory.createXMLReader
+ xerces_parser = "org.apache.xerces.parsers.SAXParser"
+ self._reader = XMLReader(xerces_parser)
+
+ if self.namespace_separator is None:
+ try:
+ feature = "http://xml.org/sax/features/namespaces"
+ self._reader.setFeature(feature, False)
+ except SAXNotRecognizedException:
+ error = ("namespace support cannot be disabled; "
+ "set namespace_separator to a string of length 1.")
+ raise ValueError(error)
+
+ self._base = None
+ self._buffer_text = True
+ self._returns_unicode = True
+
+ self._data = StringBuilder()
+
+ self._handler = XMLEventHandler(self)
+ self._reader.setContentHandler(self._handler)
+ self._reader.setErrorHandler(self._handler)
+ self._reader.setDTDHandler(self._handler)
+ self._reader.setEntityResolver(self._handler)
+
+ sax_properties = ("lexical-handler", "declaration-handler")
+ for name in sax_properties:
+ try:
+ name = "http://xml.org/sax/properties/" + name
+ self._reader.setProperty(name, self._handler)
+ except SAXNotRecognizedException:
+ error = "can't set property %r" % name
+ raise NotImplementedError(error)
+
+ apache_features = (("nonvalidating/load-external-dtd", False),)
+ for name, value in apache_features:
+ try:
+ name = "http://apache.org/xml/features/" + name
+ self._reader.setFeature(name, value)
+ except SAXNotRecognizedException:
+ error = "can't set feature %r" % name
+ raise NotImplementedError(error)
+
+ # experimental
+ # f = "http://xml.org/sax/features/external-general-entities"
+ f = "http://xml.org/sax/features/external-parameter-entities"
+ # self._reader.setFeature(f, False)
+
+ # check
+ f = "http://xml.org/sax/features/use-entity-resolver2"
+ assert self._reader.getFeature(f) is True
+
+
+ def GetBase(self):
+ return self._base
+
+ def SetBase(self, base):
+ self._base = base
+
+ def _error(self, value=None):
+ raise AttributeError("'XMLParser' has no such attribute")
+
+ def _get_buffer_text(self):
+ return self._buffer_text
+
+ def _set_buffer_text(self, value):
+ self._buffer_text = bool(value)
+
+ def _get_returns_unicode(self):
+ return bool(self._returns_unicode)
+
+ def _set_returns_unicode(self, value):
+ self._returns_unicode = value
+
+ # 'ordered' and 'specified' attributes are not supported
+ ordered_attributes = property(_error, _error)
+ specified_attributes = property(_error, _error)
+ # any setting is allowed, but it won't make a difference
+ buffer_text = property(_get_buffer_text, _set_buffer_text)
+ # non-significant read-only values
+ buffer_used = property(lambda self: None)
+ buffer_size = property(lambda self: None)
+ # 'returns_unicode' attribute is properly supported
+ returns_unicode = property(_get_returns_unicode, _set_returns_unicode)
+
+ def _expat_error(self, sax_error):
+ sax_message = sax_error.getMessage()
+ pattern = 'The entity ".*" was referenced, but not declared\.'
+ if re.match(pattern, sax_message):
+ expat_message = "undefined entity: line %s, column %s" % \
+ (self.ErrorLineNumber, self.ErrorColumnNumber)
+ else:
+ expat_message = sax_message
+ error = ExpatError(expat_message)
+ error.lineno = self.ErrorLineNumber
+ error.offset = self.ErrorColumnNumber
+ error.code = self.ErrorCode
+ return error
+
+ def Parse(self, data, isfinal=False):
+ # The 'data' argument should be an encoded text: a str instance that
+ # represents an array of bytes. If instead it is a unicode string,
+ # only the us-ascii range is considered safe enough to be silently
+ # converted.
+ if isinstance(data, unicode):
+ data = data.encode(sys.getdefaultencoding())
+
+ self._data.append(data)
+
+ if isfinal:
+ bytes = StringUtil.toBytes(self._data.toString())
+ byte_stream = ByteArrayInputStream(bytes)
+ source = InputSource(byte_stream)
+ if self.encoding is not None:
+ source.setEncoding(self.encoding)
+ try:
+ self._reader.parse(source)
+ except SAXParseException, sax_error:
+ # Experiments tend to show that the '_Next*' parser locations
+ # match more closely expat behavior than the 'Current*' or sax
+ # error locations.
+ self.ErrorLineNumber = self._NextLineNumber
+ self.ErrorColumnNumber = self._NextColumnNumber
+ self.ErrorCode = None
+ raise self._expat_error(sax_error)
+ return 1
+
+ def ParseFile(self, file):
+ # TODO: pseudo-buffering if a read without argument is not supported.
+ # document parse / parsefile usage.
+ return self.Parse(file.read(), isfinal=True)
+
+
+XMLParserType = XMLParser
+
+
+def _encode(arg, encoding):
+ if isinstance(arg, unicode):
+ return arg.encode(encoding)
+ else:
+ if isinstance(arg, dict):
+ iterator = arg.iteritems()
+ else:
+ iterator = iter(arg)
+ return type(arg)(_encode(_arg, encoding) for _arg in iterator)
+
+
+def expat(callback=None, guard="True", force=False, returns="None"):
+ global _register
+ try:
+ _ = _register
+ except NameError:
+ _register = {}
+
+ def _expat(method):
+ name = method.__name__
+ context = id(sys._getframe(1))
+ key = name, context
+ append = _register.setdefault(key, []).append
+ append((method, callback, guard, force, returns))
+
+ def new_method(*args):
+ self = args[0]
+ parser = self.parser
+ self._update_location(event=name) # bug if multiple method def
+ for (method, callback, guard, force, returns) in _register[key]:
+ _callback = callback and eval(guard) and \
+ getattr(parser, callback, None)
+ if _callback or force:
+ results = method(*args)
+ if _callback:
+ if not isinstance(results, tuple):
+ results = (results,)
+ if not parser.returns_unicode:
+ results = _encode(results, "utf-8")
+ _callback(*results)
+ return_ = eval(returns)
+ if callable(return_):
+ return return_(*args[1:])
+ else:
+ return return_
+ break
+ new_method.__name__ = name
+ #new_method.__doc__ = method.__doc__ # what to do with multiple docs ?
+ return new_method
+ return _expat
+
+
+class XMLEventHandler(DefaultHandler2):
+
+ def __init__(self, parser):
+ self.parser = parser
+ self._tags = {}
+ self.dtd = False
+ self._entity = {}
+ self._previous_event = None
+
+ # --- Helpers -------------------------------------------------------------
+
+ def _intern(self, tag):
+ return self._tags.setdefault(tag, tag)
+
+ def _qualify(self, local_name, qname, namespace=None):
+ namespace_separator = self.parser.namespace_separator
+ if namespace_separator is None:
+ return qname
+ if not namespace:
+ return local_name
+ else:
+ return namespace + namespace_separator + local_name
+
+ def _char_slice_to_unicode(self, characters, start, length):
+ """Convert a char[] slice to a PyUnicode instance"""
+ text = Py.newUnicode(String(characters[start:start + length]))
+ return text
+
+ def _expat_content_model(self, name, model_):
+ # TODO : implement a model parser
+ return (name, model_) # does not fit expat conventions
+
+ def _update_location(self, event=None):
+ parser = self.parser
+ locator = self._locator
+
+ # ugly hack that takes care of a xerces-specific (?) locator issue:
+ # locate start and end elements at the '<' instead of the first tag
+ # type character.
+ if event == "startElement" and self._previous_event == "characters":
+ parser._NextColumnNumber = max(parser._NextColumnNumber - 1, 0)
+ if event == "endElement" and self._previous_event == "characters":
+ parser._NextColumnNumber = max(parser._NextColumnNumber - 2, 0)
+ # TODO: use the same trick to report accurate error locations ?
+
+ parser.CurrentLineNumber = parser._NextLineNumber
+ parser.CurrentColumnNumber = parser._NextColumnNumber
+ parser._NextLineNumber = locator.getLineNumber()
+ parser._NextColumnNumber = locator.getColumnNumber() - 1
+
+ self._previous_event = event
+
+ # --- ContentHandler Interface --------------------------------------------
+
+ @expat("ProcessingInstructionHandler")
+ def processingInstruction(self, target, data):
+ return target, data
+
+ @expat("StartElementHandler")
+ def startElement(self, namespace, local_name, qname, attributes):
+ tag = self._qualify(local_name, qname, namespace)
+ attribs = {}
+ length = attributes.getLength()
+ for index in range(length):
+ local_name = attributes.getLocalName(index)
+ qname = attributes.getQName(index)
+ namespace = attributes.getURI(index)
+ name = self._qualify(local_name, qname, namespace)
+ value = attributes.getValue(index)
+ attribs[name] = value
+ return self._intern(tag), attribs
+
+ @expat("EndElementHandler")
+ def endElement(self, namespace, local_name, qname):
+ return self._intern(self._qualify(local_name, qname, namespace))
+
+ @expat("CharacterDataHandler")
+ def characters(self, characters, start, length):
+ return self._char_slice_to_unicode(characters, start, length)
+
+ @expat("DefaultHandlerExpand")
+ def characters(self, characters, start, length):
+ return self._char_slice_to_unicode(characters, start, length)
+
+ @expat("DefaultHandler")
+ def characters(self, characters, start, length):
+ # TODO: make a helper function here
+ if self._entity["location"] == (self.parser.CurrentLineNumber,
+ self.parser.CurrentColumnNumber):
+ return "&%s;" % self._entity["name"]
+ else:
+ return self._char_slice_to_unicode(characters, start, length)
+
+ @expat("StartNamespaceDeclHandler")
+ def startPrefixMapping(self, prefix, uri):
+ return prefix, uri
+
+ @expat("EndNamespaceDeclHandler")
+ def endPrefixMapping(self, prefix):
+ return prefix
+
+ def _empty_source(self, *args):
+ name, publicId, baseURI, systemId = args
+ source = InputSource()
+ byte_stream = ByteArrayInputStream(array([], "b"))
+ source.setByteStream(byte_stream)
+ source.setPublicId(publicId)
+ source.setSystemId(systemId)
+ return source
+
+ @expat("ExternalEntityRefHandler", guard="not self.dtd",
+ returns="self._empty_source")
+ def resolveEntity(self, name, publicId, baseURI, systemId):
+ context = name # wrong. see expat headers documentation.
+ base = self.parser.GetBase()
+ return context, base, systemId, publicId
+
+ @expat("DefaultHandlerExpand", guard="not self.dtd",
+ returns="self._empty_source")
+ def resolveEntity(self, name, publicId, baseURI, systemId):
+ return "&%s;" % name
+
+ @expat("DefaultHandler", guard="not self.dtd",
+ returns="self._empty_source")
+ def resolveEntity(self, name, publicId, baseURI, systemId):
+ return "&%s;" % name
+
+ @expat(force=True, returns="self._empty_source")
+ def resolveEntity(self, name, publicId, baseURI, systemId):
+ pass
+
+ def setDocumentLocator(self, locator):
+ self._locator = locator
+
+ def skippedEntity(self, name):
+ error = ExpatError()
+ error.lineno = self.ErrorLineNumber = self.parser._NextLineNumber
+ error.offset = self.ErrorColumnNumber = self.parser._NextColumnNumber
+ error.code = self.ErrorCode = None
+ message = "undefined entity &%s;: line %s, column %s"
+ message = message % (name, error.lineno, error.offset)
+ error.__init__(message)
+ raise error
+
+ # --- LexicalHandler Interface --------------------------------------------
+
+ @expat("CommentHandler")
+ def comment(self, characters, start, length):
+ return self._char_slice_to_unicode(characters, start, length)
+
+ @expat("StartCdataSectionHandler")
+ def startCDATA(self):
+ return ()
+
+ @expat("EndCdataSectionHandler")
+ def endCDATA(self):
+ return ()
+
+ @expat("StartDoctypeDeclHandler", force=True)
+ def startDTD(self, name, publicId, systemId):
+ self.dtd = True
+ has_internal_subset = 0 # don't know this ...
+ return name, systemId, publicId, has_internal_subset
+
+ @expat("EndDoctypeDeclHandler", force=True)
+ def endDTD(self):
+ self.dtd = False
+
+ def startEntity(self, name):
+ self._entity = {}
+ self._entity["location"] = (self.parser._NextLineNumber,
+ self.parser._NextColumnNumber)
+ self._entity["name"] = name
+
+ def endEntity(self, name):
+ pass
+
+ # --- DTDHandler Interface ------------------------------------------------
+
+ @expat("NotationDeclHandler")
+ def notationDecl(self, name, publicId, systemId):
+ base = self.parser.GetBase()
+ return name, base, systemId, publicId
+
+ @expat("UnparsedEntityDeclHandler") # deprecated
+ def unparsedEntityDecl(self, name, publicId, systemId, notationName):
+ base = self.parser.GetBase()
+ return name, base, systemId, publicId, notationName
+
+ # --- DeclHandler Interface -----------------------------------------------
+
+ @expat("AttlistDeclHandler")
+ def attributeDecl(self, eName, aName, type, mode, value):
+ # TODO: adapt mode, required, etc.
+ required = False
+ return eName, aName, type, value, required
+
+ @expat("ElementDeclHandler")
+ def elementDecl(self, name, model):
+ return self._expat_content_model(name, model)
+
+ @expat("EntityDeclHandler")
+ def externalEntityDecl(self, name, publicId, systemId):
+ base = self.parser.GetBase()
+ value = None
+ is_parameter_entity = None
+ notation_name = None
+ return (name, is_parameter_entity, value, base, systemId, publicId,
+ notation_name)
+
+ @expat("EntityDeclHandler")
+ def internalEntityDecl(self, name, value):
+ base = self.parser.GetBase()
+ is_parameter_entity = None
+ notation_name = None
+ systemId, publicId = None, None
+ return (name, is_parameter_entity, value, base, systemId, publicId,
+ notation_name)
+
+
+def _init_model():
+ global model
+ model = types.ModuleType("pyexpat.model")
+ model.__doc__ = "Constants used to interpret content model information."
+ quantifiers = "NONE, OPT, REP, PLUS"
+ for i, quantifier in enumerate(quantifiers.split(", ")):
+ setattr(model, "XML_CQUANT_" + quantifier, i)
+ types_ = "EMPTY, ANY, MIXED, NAME, CHOICE, SEQ"
+ for i, type_ in enumerate(types_.split(", ")):
+ setattr(model, "XML_CTYPE_" + type_, i+1)
+
+_init_model(); del _init_model
+
+
+class ExpatError(Exception):
+ pass
+
+
+error = ExpatError
+
+
+def _init_error_strings():
+ global ErrorString
+ error_strings = (
+ None,
+ "out of memory",
+ "syntax error",
+ "no element found",
+ "not well-formed (invalid token)",
+ "unclosed token",
+ "partial character",
+ "mismatched tag",
+ "duplicate attribute",
+ "junk after document element",
+ "illegal parameter entity reference",
+ "undefined entity",
+ "recursive entity reference",
+ "asynchronous entity",
+ "reference to invalid character number",
+ "reference to binary entity",
+ "reference to external entity in attribute",
+ "XML or text declaration not at start of entity",
+ "unknown encoding",
+ "encoding specified in XML declaration is incorrect",
+ "unclosed CDATA section",
+ "error in processing external entity reference",
+ "document is not standalone",
+ "unexpected parser state - please send a bug report",
+ "entity declared in parameter entity",
+ "requested feature requires XML_DTD support in Expat",
+ "cannot change setting once parsing has begun",
+ "unbound prefix",
+ "must not undeclare prefix",
+ "incomplete markup in parameter entity",
+ "XML declaration not well-formed",
+ "text declaration not well-formed",
+ "illegal character(s) in public id",
+ "parser suspended",
+ "parser not suspended",
+ "parsing aborted",
+ "parsing finished",
+ "cannot suspend in external parameter entity")
+ def ErrorString(code):
+ try:
+ return error_strings[code]
+ except IndexError:
+ return None
+
+_init_error_strings(); del _init_error_strings
+
+
+def _init_errors():
+ global errors
+
+ errors = types.ModuleType("pyexpat.errors")
+ errors.__doc__ = "Constants used to describe error conditions."
+
+ error_names = """
+ XML_ERROR_NONE
+ XML_ERROR_NONE,
+ XML_ERROR_NO_MEMORY,
+ XML_ERROR_SYNTAX,
+ XML_ERROR_NO_ELEMENTS,
+ XML_ERROR_INVALID_TOKEN,
+ XML_ERROR_UNCLOSED_TOKEN,
+ XML_ERROR_PARTIAL_CHAR,
+ XML_ERROR_TAG_MISMATCH,
+ XML_ERROR_DUPLICATE_ATTRIBUTE,
+ XML_ERROR_JUNK_AFTER_DOC_ELEMENT,
+ XML_ERROR_PARAM_ENTITY_REF,
+ XML_ERROR_UNDEFINED_ENTITY,
+ XML_ERROR_RECURSIVE_ENTITY_REF,
+ XML_ERROR_ASYNC_ENTITY,
+ XML_ERROR_BAD_CHAR_REF,
+ XML_ERROR_BINARY_ENTITY_REF,
+ XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF,
+ XML_ERROR_MISPLACED_XML_PI,
+ XML_ERROR_UNKNOWN_ENCODING,
+ XML_ERROR_INCORRECT_ENCODING,
+ XML_ERROR_UNCLOSED_CDATA_SECTION,
+ XML_ERROR_EXTERNAL_ENTITY_HANDLING,
+ XML_ERROR_NOT_STANDALONE,
+ XML_ERROR_UNEXPECTED_STATE,
+ XML_ERROR_ENTITY_DECLARED_IN_PE,
+ XML_ERROR_FEATURE_REQUIRES_XML_DTD,
+ XML_ERROR_CANT_CHANGE_FEATURE_ONCE_PARSING,
+ XML_ERROR_UNBOUND_PREFIX,
+ XML_ERROR_UNDECLARING_PREFIX,
+ XML_ERROR_INCOMPLETE_PE,
+ XML_ERROR_XML_DECL,
+ XML_ERROR_TEXT_DECL,
+ XML_ERROR_PUBLICID,
+ XML_ERROR_SUSPENDED,
+ XML_ERROR_NOT_SUSPENDED,
+ XML_ERROR_ABORTED,
+ XML_ERROR_FINISHED,
+ XML_ERROR_SUSPEND_PE
+ """
+ error_names = [name.strip() for name in error_names.split(',')]
+ for i, name in enumerate(error_names[1:]):
+ setattr(errors, name, ErrorString(i+1))
+
+_init_errors(); del _init_errors
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