Fix #4538: autodoc: `sphinx.ext.autodoc.Options` has been moved

CHANGES

@@ -18,6 +18,7 @@ Bugs fixed
 
 * #4019: inheritance_diagram AttributeError stoping make process
 * #4531: autosummary: methods are not treated as attributes
+* #4538: autodoc: ``sphinx.ext.autodoc.Options`` has been moved
 
 Testing
 --------

sphinx/ext/autodoc/__init__.py

@@ -226,6 +226,18 @@ def between(marker, what=None, keepempty=False, exclude=False):
     return process
 
 
+# This class is used only in ``sphinx.ext.autodoc.directive``,
+# But we define this class here to keep compatibility (see #4538)
+class Options(dict):
+    """A dict/attribute hybrid that returns None on nonexisting keys."""
+    def __getattr__(self, name):
+        # type: (unicode) -> Any
+        try:
+            return self[name.replace('_', '-')]
+        except KeyError:
+            return None
+
+
 class Documenter(object):
     """
     A Documenter knows how to autodocument a single object type.  When

sphinx/ext/autodoc/directive.py

@@ -12,7 +12,7 @@ from docutils.parsers.rst import Directive
 from docutils.statemachine import ViewList
 from docutils.utils import assemble_option_dict
 
-from sphinx.ext.autodoc import get_documenters
+from sphinx.ext.autodoc import Options, get_documenters
 from sphinx.util import logging
 from sphinx.util.docutils import switch_source_input
 from sphinx.util.nodes import nested_parse_with_titles
@@ -43,16 +43,6 @@ class DummyOptionSpec(object):
         return lambda x: x
 
 
-class Options(dict):
-    """A dict/attribute hybrid that returns None on nonexisting keys."""
-    def __getattr__(self, name):
-        # type: (unicode) -> Any
-        try:
-            return self[name.replace('_', '-')]
-        except KeyError:
-            return None
-
-
 class DocumenterBridge(object):
     """A parameters container for Documenters."""