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-rw-r--r--Lib/test/test_xml_etree.py89
-rw-r--r--Lib/test/test_xml_etree_c.py3
-rw-r--r--Lib/xml/etree/ElementTree.py7
3 files changed, 49 insertions, 50 deletions
diff --git a/Lib/test/test_xml_etree.py b/Lib/test/test_xml_etree.py
index dbdad23..952a4fd 100644
--- a/Lib/test/test_xml_etree.py
+++ b/Lib/test/test_xml_etree.py
@@ -6,6 +6,7 @@
# monkey-patched when running the "test_xml_etree_c" test suite.
import copy
+import functools
import html
import io
import operator
@@ -90,6 +91,16 @@ ENTITY_XML = """\
"""
+def checkwarnings(*filters, quiet=False):
+ def decorator(test):
+ def newtest(*args, **kwargs):
+ with support.check_warnings(*filters, quiet=quiet):
+ test(*args, **kwargs)
+ functools.update_wrapper(newtest, test)
+ return newtest
+ return decorator
+
+
class ModuleTest(unittest.TestCase):
def test_sanity(self):
# Import sanity.
@@ -690,6 +701,10 @@ class ElementTreeTest(unittest.TestCase):
])
+ # Element.getchildren() and ElementTree.getiterator() are deprecated.
+ @checkwarnings(("This method will be removed in future versions. "
+ "Use .+ instead.",
+ (DeprecationWarning, PendingDeprecationWarning)))
def test_getchildren(self):
# Test Element.getchildren()
@@ -1558,7 +1573,7 @@ class BugsTest(unittest.TestCase):
class EchoTarget:
def close(self):
return ET.Element("element") # simulate root
- parser = ET.XMLParser(EchoTarget())
+ parser = ET.XMLParser(target=EchoTarget())
parser.feed("<element>some text</element>")
self.assertEqual(parser.close().tag, 'element')
@@ -2225,8 +2240,12 @@ class ElementFindTest(unittest.TestCase):
self.assertEqual(summarize_list(ET.ElementTree(e).findall('tag')),
['tag'] * 2)
# this produces a warning
- self.assertEqual(summarize_list(ET.ElementTree(e).findall('//tag')),
- ['tag'] * 3)
+ msg = ("This search is broken in 1.3 and earlier, and will be fixed "
+ "in a future version. If you rely on the current behaviour, "
+ "change it to '.+'")
+ with self.assertWarnsRegex(FutureWarning, msg):
+ it = ET.ElementTree(e).findall('//tag')
+ self.assertEqual(summarize_list(it), ['tag'] * 3)
class ElementIterTest(unittest.TestCase):
@@ -2311,6 +2330,9 @@ class ElementIterTest(unittest.TestCase):
self.assertEqual(self._ilist(doc), all_tags)
self.assertEqual(self._ilist(doc, '*'), all_tags)
+ # Element.getiterator() is deprecated.
+ @checkwarnings(("This method will be removed in future versions. "
+ "Use .+ instead.", PendingDeprecationWarning))
def test_getiterator(self):
doc = ET.XML('''
<document>
@@ -2493,13 +2515,13 @@ class XMLParserTest(unittest.TestCase):
def test_constructor_args(self):
# Positional args. The first (html) is not supported, but should be
# nevertheless correctly accepted.
- parser = ET.XMLParser(None, ET.TreeBuilder(), 'utf-8')
+ with self.assertWarnsRegex(DeprecationWarning, r'\bhtml\b'):
+ parser = ET.XMLParser(None, ET.TreeBuilder(), 'utf-8')
parser.feed(self.sample1)
self._check_sample_element(parser.close())
# Now as keyword args.
parser2 = ET.XMLParser(encoding='utf-8',
- html=[{}],
target=ET.TreeBuilder())
parser2.feed(self.sample1)
self._check_sample_element(parser2.close())
@@ -3016,46 +3038,6 @@ class NoAcceleratorTest(unittest.TestCase):
# --------------------------------------------------------------------
-class CleanContext(object):
- """Provide default namespace mapping and path cache."""
- checkwarnings = None
-
- def __init__(self, quiet=False):
- if sys.flags.optimize >= 2:
- # under -OO, doctests cannot be run and therefore not all warnings
- # will be emitted
- quiet = True
- deprecations = (
- # Search behaviour is broken if search path starts with "/".
- ("This search is broken in 1.3 and earlier, and will be fixed "
- "in a future version. If you rely on the current behaviour, "
- "change it to '.+'", FutureWarning),
- # Element.getchildren() and Element.getiterator() are deprecated.
- ("This method will be removed in future versions. "
- "Use .+ instead.", DeprecationWarning),
- ("This method will be removed in future versions. "
- "Use .+ instead.", PendingDeprecationWarning))
- self.checkwarnings = support.check_warnings(*deprecations, quiet=quiet)
-
- def __enter__(self):
- from xml.etree import ElementPath
- self._nsmap = ET.register_namespace._namespace_map
- # Copy the default namespace mapping
- self._nsmap_copy = self._nsmap.copy()
- # Copy the path cache (should be empty)
- self._path_cache = ElementPath._cache
- ElementPath._cache = self._path_cache.copy()
- self.checkwarnings.__enter__()
-
- def __exit__(self, *args):
- from xml.etree import ElementPath
- # Restore mapping and path cache
- self._nsmap.clear()
- self._nsmap.update(self._nsmap_copy)
- ElementPath._cache = self._path_cache
- self.checkwarnings.__exit__(*args)
-
-
def test_main(module=None):
# When invoked without a module, runs the Python ET tests by loading pyET.
# Otherwise, uses the given module as the ET.
@@ -3095,11 +3077,22 @@ def test_main(module=None):
NoAcceleratorTest,
])
+ # Provide default namespace mapping and path cache.
+ from xml.etree import ElementPath
+ nsmap = ET.register_namespace._namespace_map
+ # Copy the default namespace mapping
+ nsmap_copy = nsmap.copy()
+ # Copy the path cache (should be empty)
+ path_cache = ElementPath._cache
+ ElementPath._cache = path_cache.copy()
try:
- # XXX the C module should give the same warnings as the Python module
- with CleanContext(quiet=(pyET is not ET)):
- support.run_unittest(*test_classes)
+ support.run_unittest(*test_classes)
finally:
+ from xml.etree import ElementPath
+ # Restore mapping and path cache
+ nsmap.clear()
+ nsmap.update(nsmap_copy)
+ ElementPath._cache = path_cache
# don't interfere with subsequent tests
ET = pyET = None
diff --git a/Lib/test/test_xml_etree_c.py b/Lib/test/test_xml_etree_c.py
index 7c60699..171a3f8 100644
--- a/Lib/test/test_xml_etree_c.py
+++ b/Lib/test/test_xml_etree_c.py
@@ -8,7 +8,8 @@ import unittest
cET = import_fresh_module('xml.etree.ElementTree',
fresh=['_elementtree'])
cET_alias = import_fresh_module('xml.etree.cElementTree',
- fresh=['_elementtree', 'xml.etree'])
+ fresh=['_elementtree', 'xml.etree'],
+ deprecated=True)
@unittest.skipUnless(cET, 'requires _elementtree')
diff --git a/Lib/xml/etree/ElementTree.py b/Lib/xml/etree/ElementTree.py
index 7354056..7944cf1 100644
--- a/Lib/xml/etree/ElementTree.py
+++ b/Lib/xml/etree/ElementTree.py
@@ -1430,6 +1430,7 @@ class TreeBuilder:
self._tail = 1
return self._last
+_sentinel = ['sentinel']
# also see ElementTree and TreeBuilder
class XMLParser:
@@ -1443,7 +1444,11 @@ class XMLParser:
"""
- def __init__(self, html=0, target=None, encoding=None):
+ def __init__(self, html=_sentinel, target=None, encoding=None):
+ if html is not _sentinel:
+ warnings.warn(
+ "The html argument of XMLParser() is deprecated",
+ DeprecationWarning, stacklevel=2)
try:
from xml.parsers import expat
except ImportError: