Merge branch 'stable' into 1.5-release

CHANGES

@@ -280,6 +280,9 @@ Release 1.4.10 (in development)
 Bugs fixed
 ----------
 
+* #3015: fix a broken test on Windows.
+* #1843: Fix documentation of descriptor classes that have a custom metaclass.
+  Thanks to Erik Bray.
 
 Release 1.4.9 (released Nov 23, 2016)
 =====================================

sphinx/ext/autodoc.py

@@ -42,6 +42,11 @@ try:
 except ImportError:
     typing = None
 
+# This type isn't exposed directly in any modules, but can be found
+# here in most Python versions
+MethodDescriptorType = type(type.__subclasses__)
+
+
 #: extended signature RE: with explicit module name separated by ::
 py_ext_sig_re = re.compile(
     r'''^ ([\w.]+::)?            # explicit module name
@@ -1479,10 +1484,13 @@ class AttributeDocumenter(DocstringStripSignatureMixin, ClassLevelDocumenter):
 
     @classmethod
     def can_document_member(cls, member, membername, isattr, parent):
+        non_attr_types = cls.method_types + (type, MethodDescriptorType)
         isdatadesc = isdescriptor(member) and not \
-            isinstance(member, cls.method_types) and not \
+            isinstance(member, non_attr_types) and not \
-            type(member).__name__ in ("type", "method_descriptor",
+            type(member).__name__ == "instancemethod"
-                                      "instancemethod")
+        # That last condition addresses an obscure case of C-defined
+        # methods using a deprecated type in Python 3, that is not otherwise
+        # exported anywhere by Python
         return isdatadesc or (not isinstance(parent, ModuleDocumenter) and
                               not inspect.isroutine(member) and
                               not isinstance(member, class_types))

tests/test_autodoc.py

@@ -15,7 +15,7 @@ from util import TestApp, Struct, raises, SkipTest  # NOQA
 from nose.tools import with_setup, eq_
 
 import enum
-from six import StringIO
+from six import StringIO, add_metaclass
 from docutils.statemachine import ViewList
 
 from sphinx.ext.autodoc import AutoDirective, add_documenter, \
@@ -847,11 +847,13 @@ def test_generate():
     del directive.env.temp_data['autodoc:module']
 
     # test descriptor class documentation
-    options.members = ['CustomDataDescriptor']
+    options.members = ['CustomDataDescriptor', 'CustomDataDescriptor2']
     assert_result_contains('.. py:class:: CustomDataDescriptor(doc)',
                            'module', 'test_autodoc')
     assert_result_contains('   .. py:method:: CustomDataDescriptor.meth()',
                            'module', 'test_autodoc')
+    assert_result_contains('.. py:class:: CustomDataDescriptor2(doc)',
+                           'module', 'test_autodoc')
 
     # test mocked module imports
     options.members = ['TestAutodoc']
@@ -894,6 +896,14 @@ class CustomDataDescriptor(object):
         return "The Answer"
 
 
+class CustomDataDescriptorMeta(type):
+    """Descriptor metaclass docstring."""
+
+@add_metaclass(CustomDataDescriptorMeta)
+class CustomDataDescriptor2(CustomDataDescriptor):
+    """Descriptor class with custom metaclass docstring."""
+
+
 def _funky_classmethod(name, b, c, d, docstring=None):
     """Generates a classmethod for a class from a template by filling out
     some arguments."""

tests/test_build.py

@@ -18,7 +18,7 @@ from textwrap import dedent
 from sphinx.errors import SphinxError
 import sphinx.builders.linkcheck
 
-from util import with_app, with_tempdir, rootdir, tempdir, SkipTest, TestApp
+from util import with_app, with_tempdir, rootdir, tempdir, SkipTest, TestApp, path
 
 try:
     from docutils.writers.manpage import Writer as ManWriter
@@ -149,16 +149,17 @@ def test_image_glob(app, status, warning):
     doctree = pickle.loads((app.doctreedir / 'subdir/index.doctree').bytes())
 
     assert isinstance(doctree[0][1], nodes.image)
-    assert doctree[0][1]['candidates'] == {'*': 'subdir/rimg.png'}
+    sub = path('subdir')
-    assert doctree[0][1]['uri'] == 'subdir/rimg.png'
+    assert doctree[0][1]['candidates'] == {'*': sub / 'rimg.png'}
+    assert doctree[0][1]['uri'] == sub / 'rimg.png'
 
     assert isinstance(doctree[0][2], nodes.image)
     assert doctree[0][2]['candidates'] == {'application/pdf': 'subdir/svgimg.pdf',
                                            'image/svg+xml': 'subdir/svgimg.svg'}
-    assert doctree[0][2]['uri'] == 'subdir/svgimg.*'
+    assert doctree[0][2]['uri'] == sub / 'svgimg.*'
 
     assert isinstance(doctree[0][3], nodes.figure)
     assert isinstance(doctree[0][3][0], nodes.image)
     assert doctree[0][3][0]['candidates'] == {'application/pdf': 'subdir/svgimg.pdf',
                                               'image/svg+xml': 'subdir/svgimg.svg'}
-    assert doctree[0][3][0]['uri'] == 'subdir/svgimg.*'
+    assert doctree[0][3][0]['uri'] == sub / 'svgimg.*'