def __init__(self, namespaceHandling=0, bufsize=2**16-20):
xmlreader.IncrementalParser.__init__(self, bufsize)
self._source = xmlreader.InputSource()
self._parser = None
self._namespaces = namespaceHandling
self._lex_handler_prop = None
self._parsing = 0
self._entity_stack = []
self._external_ges = 1
self._interning = None
# XMLReader methods
python类InputSource()的实例源码
def parse(self, source):
"Parse an XML document from a URL or an InputSource."
source = saxutils.prepare_input_source(source)
self._source = source
self.reset()
self._cont_handler.setDocumentLocator(ExpatLocator(self))
xmlreader.IncrementalParser.parse(self, source)
def test_parse_InputSource(self):
# accept data without declared but with explicitly specified encoding
make_xml_file(self.data, 'iso-8859-1', None)
with io.open(TESTFN, 'rb') as f:
input = InputSource()
input.setByteStream(f)
input.setEncoding('iso-8859-1')
self.check_parse(input)
def test_byte_stream(self):
# If the source is an InputSource that does not have a character
# stream but does have a byte stream, use the byte stream.
src = InputSource(self.file)
src.setByteStream(self.make_byte_stream())
prep = prepare_input_source(src)
self.assertIsNone(prep.getCharacterStream())
self.checkContent(prep.getByteStream(),
b"This is a byte stream.")
def test_system_id(self):
# If the source is an InputSource that has neither a character
# stream nor a byte stream, open the system ID.
src = InputSource(self.file)
prep = prepare_input_source(src)
self.assertIsNone(prep.getCharacterStream())
self.checkContent(prep.getByteStream(),
b"This was read from a file.")
def resolveEntity(self, publicId, systemId):
inpsrc = InputSource()
inpsrc.setByteStream(StringIO("<entity/>"))
return inpsrc
def test_expat_inpsource_sysid_unicode(self):
fname = support.TESTFN_UNICODE
shutil.copyfile(TEST_XMLFILE, fname)
self.addCleanup(support.unlink, fname)
parser = create_parser()
result = StringIO()
xmlgen = XMLGenerator(result)
parser.setContentHandler(xmlgen)
parser.parse(InputSource(fname))
self.assertEqual(result.getvalue(), xml_test_out)
def test_expat_inpsource_byte_stream(self):
parser = create_parser()
result = StringIO()
xmlgen = XMLGenerator(result)
parser.setContentHandler(xmlgen)
inpsrc = InputSource()
inpsrc.setByteStream(open(TEST_XMLFILE))
parser.parse(inpsrc)
self.assertEqual(result.getvalue(), xml_test_out)
# ===== IncrementalParser support
def test_expat_inpsource_location(self):
parser = create_parser()
parser.setContentHandler(ContentHandler()) # do nothing
source = InputSource()
source.setByteStream(StringIO("<foo bar foobar>")) #ill-formed
name = "a file name"
source.setSystemId(name)
try:
parser.parse(source)
self.fail()
except SAXException, e:
self.assertEqual(e.getSystemId(), name)
def __init__(self, namespaceHandling=0, bufsize=2**16-20):
xmlreader.IncrementalParser.__init__(self, bufsize)
self._source = xmlreader.InputSource()
self._parser = None
self._namespaces = namespaceHandling
self._lex_handler_prop = None
self._parsing = 0
self._entity_stack = []
self._external_ges = 1
self._interning = None
# XMLReader methods
def parse(self, source):
"Parse an XML document from a URL or an InputSource."
source = saxutils.prepare_input_source(source)
self._source = source
self.reset()
self._cont_handler.setDocumentLocator(ExpatLocator(self))
xmlreader.IncrementalParser.parse(self, source)
def __init__(self, namespaceHandling=0, bufsize=2**16-20):
xmlreader.IncrementalParser.__init__(self, bufsize)
self._source = xmlreader.InputSource()
self._parser = None
self._namespaces = namespaceHandling
self._lex_handler_prop = None
self._parsing = 0
self._entity_stack = []
self._external_ges = 1
self._interning = None
# XMLReader methods
def parse(self, source):
"Parse an XML document from a URL or an InputSource."
source = saxutils.prepare_input_source(source)
self._source = source
self.reset()
self._cont_handler.setDocumentLocator(ExpatLocator(self))
xmlreader.IncrementalParser.parse(self, source)
def resolveEntity(self, publicId, systemId):
inpsrc = InputSource()
inpsrc.setByteStream(BytesIO(b"<entity/>"))
return inpsrc
def test_expat_inpsource_sysid(self):
parser = create_parser()
result = BytesIO()
xmlgen = XMLGenerator(result)
parser.setContentHandler(xmlgen)
parser.parse(InputSource(TEST_XMLFILE))
self.assertEqual(result.getvalue(), xml_test_out)
def test_expat_inpsource_sysid_nonascii(self):
fname = support.TESTFN_UNICODE
shutil.copyfile(TEST_XMLFILE, fname)
self.addCleanup(support.unlink, fname)
parser = create_parser()
result = BytesIO()
xmlgen = XMLGenerator(result)
parser.setContentHandler(xmlgen)
parser.parse(InputSource(fname))
self.assertEqual(result.getvalue(), xml_test_out)
def test_expat_inpsource_stream(self):
parser = create_parser()
result = BytesIO()
xmlgen = XMLGenerator(result)
parser.setContentHandler(xmlgen)
inpsrc = InputSource()
with open(TEST_XMLFILE, 'rb') as f:
inpsrc.setByteStream(f)
parser.parse(inpsrc)
self.assertEqual(result.getvalue(), xml_test_out)
# ===== IncrementalParser support
def __init__(self, namespaceHandling=0, bufsize=2**16-20):
xmlreader.IncrementalParser.__init__(self, bufsize)
self._source = xmlreader.InputSource()
self._parser = None
self._namespaces = namespaceHandling
self._lex_handler_prop = None
self._parsing = 0
self._entity_stack = []
self._external_ges = 1
self._interning = None
# XMLReader methods
def parse(self, source):
"Parse an XML document from a URL or an InputSource."
source = saxutils.prepare_input_source(source)
self._source = source
self.reset()
self._cont_handler.setDocumentLocator(ExpatLocator(self))
xmlreader.IncrementalParser.parse(self, source)
def resolveEntity(self, publicId, systemId):
for p in self.path:
fname = os.path.join(p, systemId)
if os.path.exists(fname):
source = InputSource(systemId)
source.setByteStream(open(fname))
return source
return InputSource(systemId)
