def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
python类parseString()的实例源码
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None, forbid_dtd=False,
forbid_entities=True, forbid_external=True):
if parser is None:
parser = make_parser()
parser.forbid_dtd = forbid_dtd
parser.forbid_entities = forbid_entities
parser.forbid_external = forbid_external
return _parseString(string, parser)
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def test_parse(self):
"""Minimal test of DOMEventStream.parse()"""
# This just tests that parsing from a stream works. Actual parser
# semantics are tested using parseString with a more focused XML
# fragment.
# Test with a filename:
handler = pulldom.parse(tstfile)
self.addCleanup(handler.stream.close)
list(handler)
# Test with a file object:
with open(tstfile, "rb") as fin:
list(pulldom.parse(fin))
def test_expandItem(self):
"""Ensure expandItem works as expected."""
items = pulldom.parseString(SMALL_SAMPLE)
# Loop through the nodes until we get to a "title" start tag:
for evt, item in items:
if evt == pulldom.START_ELEMENT and item.tagName == "title":
items.expandNode(item)
self.assertEqual(1, len(item.childNodes))
break
else:
self.fail("No \"title\" element detected in SMALL_SAMPLE!")
# Loop until we get to the next start-element:
for evt, node in items:
if evt == pulldom.START_ELEMENT:
break
self.assertEqual("hr", node.tagName,
"expandNode did not leave DOMEventStream in the correct state.")
# Attempt to expand a standalone element:
items.expandNode(node)
self.assertEqual(next(items)[0], pulldom.CHARACTERS)
evt, node = next(items)
self.assertEqual(node.tagName, "p")
items.expandNode(node)
next(items) # Skip character data
evt, node = next(items)
self.assertEqual(node.tagName, "html")
with self.assertRaises(StopIteration):
next(items)
items.clear()
self.assertIsNone(items.parser)
self.assertIsNone(items.stream)
def test_comment(self):
"""PullDOM does not receive "comment" events."""
items = pulldom.parseString(SMALL_SAMPLE)
for evt, _ in items:
if evt == pulldom.COMMENT:
break
else:
self.fail("No comment was encountered")
def test_end_document(self):
"""PullDOM does not receive "end-document" events."""
items = pulldom.parseString(SMALL_SAMPLE)
# Read all of the nodes up to and including </html>:
for evt, node in items:
if evt == pulldom.END_ELEMENT and node.tagName == "html":
break
try:
# Assert that the next node is END_DOCUMENT:
evt, node = next(items)
self.assertEqual(pulldom.END_DOCUMENT, evt)
except StopIteration:
self.fail(
"Ran out of events, but should have received END_DOCUMENT")
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def test_parse(self):
"""Minimal test of DOMEventStream.parse()"""
# This just tests that parsing from a stream works. Actual parser
# semantics are tested using parseString with a more focused XML
# fragment.
# Test with a filename:
handler = pulldom.parse(tstfile)
self.addCleanup(handler.stream.close)
list(handler)
# Test with a file object:
with open(tstfile, "rb") as fin:
list(pulldom.parse(fin))
def test_expandItem(self):
"""Ensure expandItem works as expected."""
items = pulldom.parseString(SMALL_SAMPLE)
# Loop through the nodes until we get to a "title" start tag:
for evt, item in items:
if evt == pulldom.START_ELEMENT and item.tagName == "title":
items.expandNode(item)
self.assertEqual(1, len(item.childNodes))
break
else:
self.fail("No \"title\" element detected in SMALL_SAMPLE!")
# Loop until we get to the next start-element:
for evt, node in items:
if evt == pulldom.START_ELEMENT:
break
self.assertEqual("hr", node.tagName,
"expandNode did not leave DOMEventStream in the correct state.")
# Attempt to expand a standalone element:
items.expandNode(node)
self.assertEqual(next(items)[0], pulldom.CHARACTERS)
evt, node = next(items)
self.assertEqual(node.tagName, "p")
items.expandNode(node)
next(items) # Skip character data
evt, node = next(items)
self.assertEqual(node.tagName, "html")
with self.assertRaises(StopIteration):
next(items)
items.clear()
self.assertIsNone(items.parser)
self.assertIsNone(items.stream)
def test_comment(self):
"""PullDOM does not receive "comment" events."""
items = pulldom.parseString(SMALL_SAMPLE)
for evt, _ in items:
if evt == pulldom.COMMENT:
break
else:
self.fail("No comment was encountered")
def test_end_document(self):
"""PullDOM does not receive "end-document" events."""
items = pulldom.parseString(SMALL_SAMPLE)
# Read all of the nodes up to and including </html>:
for evt, node in items:
if evt == pulldom.END_ELEMENT and node.tagName == "html":
break
try:
# Assert that the next node is END_DOCUMENT:
evt, node = next(items)
self.assertEqual(pulldom.END_DOCUMENT, evt)
except StopIteration:
self.fail(
"Ran out of events, but should have received END_DOCUMENT")
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def test_parse(self):
"""Minimal test of DOMEventStream.parse()"""
# This just tests that parsing from a stream works. Actual parser
# semantics are tested using parseString with a more focused XML
# fragment.
# Test with a filename:
handler = pulldom.parse(tstfile)
self.addCleanup(handler.stream.close)
list(handler)
# Test with a file object:
with open(tstfile, "rb") as fin:
list(pulldom.parse(fin))
def test_expandItem(self):
"""Ensure expandItem works as expected."""
items = pulldom.parseString(SMALL_SAMPLE)
# Loop through the nodes until we get to a "title" start tag:
for evt, item in items:
if evt == pulldom.START_ELEMENT and item.tagName == "title":
items.expandNode(item)
self.assertEqual(1, len(item.childNodes))
break
else:
self.fail("No \"title\" element detected in SMALL_SAMPLE!")
# Loop until we get to the next start-element:
for evt, node in items:
if evt == pulldom.START_ELEMENT:
break
self.assertEqual("hr", node.tagName,
"expandNode did not leave DOMEventStream in the correct state.")
# Attempt to expand a standalone element:
items.expandNode(node)
self.assertEqual(next(items)[0], pulldom.CHARACTERS)
evt, node = next(items)
self.assertEqual(node.tagName, "p")
items.expandNode(node)
next(items) # Skip character data
evt, node = next(items)
self.assertEqual(node.tagName, "html")
with self.assertRaises(StopIteration):
next(items)
items.clear()
self.assertIsNone(items.parser)
self.assertIsNone(items.stream)
def test_comment(self):
"""PullDOM does not receive "comment" events."""
items = pulldom.parseString(SMALL_SAMPLE)
for evt, _ in items:
if evt == pulldom.COMMENT:
break
else:
self.fail("No comment was encountered")
def test_end_document(self):
"""PullDOM does not receive "end-document" events."""
items = pulldom.parseString(SMALL_SAMPLE)
# Read all of the nodes up to and including </html>:
for evt, node in items:
if evt == pulldom.END_ELEMENT and node.tagName == "html":
break
try:
# Assert that the next node is END_DOCUMENT:
evt, node = next(items)
self.assertEqual(pulldom.END_DOCUMENT, evt)
except StopIteration:
self.fail(
"Ran out of events, but should have received END_DOCUMENT")
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})
def parseString(string, parser=None):
"""Parse a file into a DOM from a string."""
if parser is None:
from xml.dom import expatbuilder
return expatbuilder.parseString(string)
else:
from xml.dom import pulldom
return _do_pulldom_parse(pulldom.parseString, (string,),
{'parser': parser})