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gentoo-overlay/dev-python/genshi/files/genshi-0.7-issue582.patch

365 lines
12 KiB

From 554fa3428bea3039decfd9064b860c753b2637a1 Mon Sep 17 00:00:00 2001
From: SVN-Git Migration <python-modules-team@lists.alioth.debian.org>
Date: Thu, 8 Oct 2015 09:13:48 -0700
Subject: Make genshi 0.7 compatible with Python 3.4.
Origin: http://genshi.edgewall.org/changeset/1252?format=diff&new=1252
Bug: http://genshi.edgewall.org/ticket/582
Forwarded: not-needed
Patch-Name: issue582.patch
---
doc/upgrade.txt | 8 ++---
genshi/compat.py | 10 +++++-
genshi/filters/tests/test_html.py | 14 ++++++---
genshi/template/astutil.py | 66 ++++++++++++++++++++++++++++-----------
genshi/template/eval.py | 37 +++++++++++++---------
genshi/template/tests/eval.py | 23 ++++++++++++++
run_benchmarks.sh | 31 ++++++++++++++++++
setup.py | 6 +++-
8 files changed, 151 insertions(+), 44 deletions(-)
create mode 100644 run_benchmarks.sh
diff --git a/doc/upgrade.txt b/doc/upgrade.txt
index b240eda..ad4c080 100644
--- a/doc/upgrade.txt
+++ b/doc/upgrade.txt
@@ -7,11 +7,11 @@ Upgrading Genshi
:depth: 2
.. sectnum::
-------------------------------------------------------
-Upgrading from Genshi 0.6.x to the development version
-------------------------------------------------------
+-------------------------------------------
+Upgrading from Genshi 0.6.x to Genshi 0.7.x
+-------------------------------------------
-The Genshi development version now supports both Python 2 and Python 3.
+Genshi 0.7.x now supports both Python 2 and Python 3.
The most noticable API change in the Genshi development version is that the
default encoding in numerous places is now None (i.e. unicode) instead
diff --git a/genshi/compat.py b/genshi/compat.py
index 9787325..6574e39 100644
--- a/genshi/compat.py
+++ b/genshi/compat.py
@@ -35,6 +35,15 @@ else:
'Python 2 compatibility function. Not usable in Python 3.')
+# We need to test if an object is an instance of a string type in places
+
+if IS_PYTHON2:
+ def isstring(obj):
+ return isinstance(obj, basestring)
+else:
+ def isstring(obj):
+ return isinstance(obj, str)
+
# We need to differentiate between StringIO and BytesIO in places
if IS_PYTHON2:
@@ -112,4 +121,3 @@ except NameError:
if not x:
return False
return True
-
diff --git a/genshi/filters/tests/test_html.py b/genshi/filters/tests/test_html.py
index a8cfa04..7120988 100644
--- a/genshi/filters/tests/test_html.py
+++ b/genshi/filters/tests/test_html.py
@@ -368,12 +368,16 @@ def StyleSanitizer():
class HTMLSanitizerTestCase(unittest.TestCase):
- def assert_parse_error_or_equal(self, expected, exploit):
+ def assert_parse_error_or_equal(self, expected, exploit,
+ allow_strip=False):
try:
html = HTML(exploit)
except ParseError:
return
- self.assertEquals(expected, (html | HTMLSanitizer()).render())
+ sanitized_html = (html | HTMLSanitizer()).render()
+ if not sanitized_html and allow_strip:
+ return
+ self.assertEquals(expected, sanitized_html)
def test_sanitize_unchanged(self):
html = HTML(u'<a href="#">fo<br />o</a>')
@@ -417,10 +421,12 @@ class HTMLSanitizerTestCase(unittest.TestCase):
html = HTML(u'<SCRIPT SRC="http://example.com/"></SCRIPT>')
self.assertEquals('', (html | HTMLSanitizer()).render())
src = u'<SCR\0IPT>alert("foo")</SCR\0IPT>'
- self.assert_parse_error_or_equal('&lt;SCR\x00IPT&gt;alert("foo")', src)
+ self.assert_parse_error_or_equal('&lt;SCR\x00IPT&gt;alert("foo")', src,
+ allow_strip=True)
src = u'<SCRIPT&XYZ SRC="http://example.com/"></SCRIPT>'
self.assert_parse_error_or_equal('&lt;SCRIPT&amp;XYZ; '
- 'SRC="http://example.com/"&gt;', src)
+ 'SRC="http://example.com/"&gt;', src,
+ allow_strip=True)
def test_sanitize_remove_onclick_attr(self):
html = HTML(u'<div onclick=\'alert("foo")\' />')
diff --git a/genshi/template/astutil.py b/genshi/template/astutil.py
index b24f728..e561846 100644
--- a/genshi/template/astutil.py
+++ b/genshi/template/astutil.py
@@ -21,7 +21,7 @@ else:
def parse(source, mode):
return compile(source, '', mode, _ast.PyCF_ONLY_AST)
-from genshi.compat import IS_PYTHON2
+from genshi.compat import IS_PYTHON2, isstring
__docformat__ = 'restructuredtext en'
@@ -103,32 +103,48 @@ class ASTCodeGenerator(object):
self._new_line()
return self.visit(node.body)
+ # Python < 3.4
# arguments = (expr* args, identifier? vararg,
# identifier? kwarg, expr* defaults)
+ #
+ # Python >= 3.4
+ # arguments = (arg* args, arg? vararg, arg* kwonlyargs, expr* kw_defaults,
+ # arg? kwarg, expr* defaults)
def visit_arguments(self, node):
- first = True
- no_default_count = len(node.args) - len(node.defaults)
- for i, arg in enumerate(node.args):
- if not first:
- self._write(', ')
+ def write_possible_comma():
+ if _first[0]:
+ _first[0] = False
else:
- first = False
- self.visit(arg)
- if i >= no_default_count:
- self._write('=')
- self.visit(node.defaults[i - no_default_count])
- if getattr(node, 'vararg', None):
- if not first:
self._write(', ')
+ _first = [True]
+
+ def write_args(args, defaults):
+ no_default_count = len(args) - len(defaults)
+ for i, arg in enumerate(args):
+ write_possible_comma()
+ self.visit(arg)
+ default_idx = i - no_default_count
+ if default_idx >= 0 and defaults[default_idx] is not None:
+ self._write('=')
+ self.visit(defaults[i - no_default_count])
+
+ write_args(node.args, node.defaults)
+ if getattr(node, 'vararg', None):
+ write_possible_comma()
+ self._write('*')
+ if isstring(node.vararg):
+ self._write(node.vararg)
else:
- first = False
- self._write('*' + node.vararg)
+ self.visit(node.vararg)
+ if getattr(node, 'kwonlyargs', None):
+ write_args(node.kwonlyargs, node.kw_defaults)
if getattr(node, 'kwarg', None):
- if not first:
- self._write(', ')
+ write_possible_comma()
+ self._write('**')
+ if isstring(node.kwarg):
+ self._write(node.kwarg)
else:
- first = False
- self._write('**' + node.kwarg)
+ self.visit(node.kwarg)
if not IS_PYTHON2:
# In Python 3 arguments get a special node
@@ -732,6 +748,17 @@ class ASTCodeGenerator(object):
def visit_Name(self, node):
self._write(node.id)
+ # NameConstant(singleton value)
+ def visit_NameConstant(self, node):
+ if node.value is None:
+ self._write('None')
+ elif node.value is True:
+ self._write('True')
+ elif node.value is False:
+ self._write('False')
+ else:
+ raise Exception("Unknown NameConstant %r" % (node.value,))
+
# List(expr* elts, expr_context ctx)
def visit_List(self, node):
self._write('[')
@@ -837,6 +864,7 @@ class ASTTransformer(object):
visit_Attribute = _clone
visit_Subscript = _clone
visit_Name = _clone
+ visit_NameConstant = _clone
visit_List = _clone
visit_Tuple = _clone
diff --git a/genshi/template/eval.py b/genshi/template/eval.py
index c00cfcb..81644a7 100644
--- a/genshi/template/eval.py
+++ b/genshi/template/eval.py
@@ -24,7 +24,8 @@ from genshi.template.astutil import ASTTransformer, ASTCodeGenerator, \
from genshi.template.base import TemplateRuntimeError
from genshi.util import flatten
-from genshi.compat import get_code_params, build_code_chunk, IS_PYTHON2
+from genshi.compat import get_code_params, build_code_chunk, isstring, \
+ IS_PYTHON2
__all__ = ['Code', 'Expression', 'Suite', 'LenientLookup', 'StrictLookup',
'Undefined', 'UndefinedError']
@@ -495,28 +496,34 @@ class TemplateASTTransformer(ASTTransformer):
def __init__(self):
self.locals = [CONSTANTS]
+ def _process(self, names, node):
+ if not IS_PYTHON2 and isinstance(node, _ast.arg):
+ names.add(node.arg)
+ elif isstring(node):
+ names.add(node)
+ elif isinstance(node, _ast.Name):
+ names.add(node.id)
+ elif isinstance(node, _ast.alias):
+ names.add(node.asname or node.name)
+ elif isinstance(node, _ast.Tuple):
+ for elt in node.elts:
+ self._process(names, elt)
+
def _extract_names(self, node):
names = set()
- def _process(node):
- if not IS_PYTHON2 and isinstance(node, _ast.arg):
- names.add(node.arg)
- if isinstance(node, _ast.Name):
- names.add(node.id)
- elif isinstance(node, _ast.alias):
- names.add(node.asname or node.name)
- elif isinstance(node, _ast.Tuple):
- for elt in node.elts:
- _process(elt)
if hasattr(node, 'args'):
for arg in node.args:
- _process(arg)
+ self._process(names, arg)
+ if hasattr(node, 'kwonlyargs'):
+ for arg in node.kwonlyargs:
+ self._process(names, arg)
if hasattr(node, 'vararg'):
- names.add(node.vararg)
+ self._process(names, node.vararg)
if hasattr(node, 'kwarg'):
- names.add(node.kwarg)
+ self._process(names, node.kwarg)
elif hasattr(node, 'names'):
for elt in node.names:
- _process(elt)
+ self._process(names, elt)
return names
def visit_Str(self, node):
diff --git a/genshi/template/tests/eval.py b/genshi/template/tests/eval.py
index 7722571..c44a0e3 100644
--- a/genshi/template/tests/eval.py
+++ b/genshi/template/tests/eval.py
@@ -590,6 +590,29 @@ x = smash(foo='abc', bar='def')
suite.execute(data)
self.assertEqual(['bardef', 'fooabc'], sorted(data['x']))
+ if not IS_PYTHON2:
+ def test_def_kwonlyarg(self):
+ suite = Suite("""
+def kwonly(*args, k):
+ return k
+x = kwonly(k="foo")
+""")
+ data = {}
+ suite.execute(data)
+ self.assertEqual("foo", data['x'])
+
+ def test_def_kwonlyarg_with_default(self):
+ suite = Suite("""
+def kwonly(*args, k="bar"):
+ return k
+x = kwonly(k="foo")
+y = kwonly()
+""")
+ data = {}
+ suite.execute(data)
+ self.assertEqual("foo", data['x'])
+ self.assertEqual("bar", data['y'])
+
def test_def_nested(self):
suite = Suite("""
def doit():
diff --git a/run_benchmarks.sh b/run_benchmarks.sh
new file mode 100644
index 0000000..0c64cc8
--- /dev/null
+++ b/run_benchmarks.sh
@@ -0,0 +1,31 @@
+#!/bin/sh
+#
+# 1. Run the tests with `tox` (this will set up all the tox envs).
+# 2. ./run_benchmarks.sh <env-name> | tee results-<env-name>.out
+
+NAME="$1"
+PYTHON="./.tox/$NAME/bin/python"
+BENCH_DIR="bench_build/$1"
+BENCH_BIN_DIR="$BENCH_DIR/bin"
+mkdir -p "bench_build"
+
+rm -rf "$BENCH_DIR"
+cp -R "examples/bench" "$BENCH_DIR"
+
+case "$NAME" in
+ py32|py33)
+ 2to3 -w --no-diffs "$BENCH_DIR"
+ ;;
+esac
+
+echo "-- basic --"
+"$PYTHON" "$BENCH_DIR/basic.py"
+echo
+
+echo "-- bigtable --"
+"$PYTHON" "$BENCH_DIR/bigtable.py"
+echo
+
+echo "-- xpath --"
+"$PYTHON" "$BENCH_DIR/xpath.py"
+echo
diff --git a/setup.py b/setup.py
index 294ba9b..45099b5 100755
--- a/setup.py
+++ b/setup.py
@@ -65,9 +65,13 @@ available.""")
if Feature:
+ # Optional C extension module for speeding up Genshi:
+ # Not activated by default on:
+ # - PyPy (where it harms performance)
+ # - CPython >= 3.3 (the new Unicode C API is not supported yet)
speedups = Feature(
"optional C speed-enhancements",
- standard = not is_pypy,
+ standard = not is_pypy and sys.version_info < (3, 3),
ext_modules = [
Extension('genshi._speedups', ['genshi/_speedups.c']),
],