Merge branch '3.3.x' into 3.x

CHANGES

@@ -57,6 +57,11 @@ Features added
 Bugs fixed
 ----------
 
+* #8372: autodoc: autoclass directive became slower than Sphinx-3.2
+* #7727: autosummary: raise PycodeError when documenting python package
+  without __init__.py
+* #8364: C, properly initialize attributes in empty symbols.
+
 Testing
 --------
 

sphinx/domains/c.py

@@ -1533,6 +1533,7 @@ class Symbol:
         self.declaration = declaration
         self.declaration.symbol = self
         self.docname = docname
+        self.line = line
         self._assert_invariants()
         # and symbol addition should be done as well
         self._add_function_params()

sphinx/ext/autodoc/__init__.py

@@ -1554,6 +1554,9 @@ class ClassDocumenter(DocstringSignatureMixin, ModuleLevelDocumenter):  # type:
                     qualname = '.'.join([cls.__qualname__, self._signature_method_name])
                     if qualname in analyzer.overloads:
                         return analyzer.overloads.get(qualname)
+                    elif qualname in analyzer.tagorder:
+                        # the constructor is defined in the class, but not overrided.
+                        return []
                 except PycodeError:
                     pass
 

sphinx/ext/autosummary/__init__.py

@@ -694,7 +694,7 @@ def import_ivar_by_name(name: str, prefixes: List[str] = [None]) -> Tuple[str, A
         analyzer = ModuleAnalyzer.for_module(modname)
         if (qualname, attr) in analyzer.find_attr_docs():
             return real_name + "." + attr, INSTANCEATTR, obj, modname
-    except (ImportError, ValueError):
+    except (ImportError, ValueError, PycodeError):
         pass
 
     raise ImportError

sphinx/pycode/__init__.py

@@ -150,9 +150,13 @@ class ModuleAnalyzer:
         self.overloads = None    # type: Dict[str, List[Signature]]
         self.tagorder = None     # type: Dict[str, int]
         self.tags = None         # type: Dict[str, Tuple[str, int, int]]
+        self._parsed = False
 
     def parse(self) -> None:
         """Parse the source code."""
+        if self._parsed:
+            return None
+
         try:
             parser = Parser(self.code, self._encoding)
             parser.parse()
@@ -169,21 +173,18 @@ class ModuleAnalyzer:
             self.overloads = parser.overloads
             self.tags = parser.definitions
             self.tagorder = parser.deforders
+            self._parsed = True
         except Exception as exc:
             raise PycodeError('parsing %r failed: %r' % (self.srcname, exc)) from exc
 
     def find_attr_docs(self) -> Dict[Tuple[str, str], List[str]]:
         """Find class and module-level attributes and their documentation."""
-        if self.attr_docs is None:
-            self.parse()
-
+        self.parse()
         return self.attr_docs
 
     def find_tags(self) -> Dict[str, Tuple[str, int, int]]:
         """Find class, function and method definitions and their location."""
-        if self.tags is None:
-            self.parse()
-
+        self.parse()
         return self.tags
 
     @property

utils/release-checklist

@@ -4,7 +4,7 @@ Release checklist
 for stable releases
 -------------------
 
-* open https://travis-ci.org/sphinx-doc/sphinx/branches and check **X.Y** branch is green
+* open https://github.com/sphinx-doc/sphinx/actions?query=branch:X.Y.x and all tests has passed
 * Run ``git fetch; git status`` and check nothing changed
 * ``python utils/bump_version.py X.Y.Z``
 * Check diff by ``git diff``
@@ -28,7 +28,7 @@ for stable releases
 for first beta releases
 -----------------------
 
-* open https://travis-ci.org/sphinx-doc/sphinx/branches and check **master** branch is green
+* open https://github.com/sphinx-doc/sphinx/actions?query=branch:master and all tests has passed
 * Run ``git fetch; git status`` and check nothing changed
 * Run ``python setup.py extract_messages``
 * Run ``(cd sphinx/locale; tx push -s)``
@@ -58,7 +58,7 @@ for first beta releases
 for other beta releases
 -----------------------
 
-* open https://travis-ci.org/sphinx-doc/sphinx/branches and check **X.Y** branch is green
+* open https://github.com/sphinx-doc/sphinx/actions?query=branch:X.x and all tests has passed
 * Run ``git fetch; git status`` and check nothing changed
 * ``python utils/bump_version.py X.Y.0bN``
 * Check diff by ``git diff``
@@ -81,7 +81,7 @@ for other beta releases
 for major releases
 ------------------
 
-* open https://travis-ci.org/sphinx-doc/sphinx/branches and check **X.Y** branch is green
+* open https://github.com/sphinx-doc/sphinx/actions?query=branch:X.x and all tests has passed
 * Run ``git fetch; git status`` and check nothing changed
 * Run ``(cd sphinx/locale; tx pull -a -f)``
 * Run ``python setup.py compile_catalog``