Merge pull request #13508 from meeseeksmachine/auto-backport-of-pr-13503-on-7.x

Backport PR  #13503 on branch 7.x (Update sphinxify usage)

IPython/core/interactiveshell.py

@@ -93,12 +93,17 b' from IPython.utils.contexts import NoOpContext'
 try:
     import docrepr.sphinxify as sphx
 
-    def sphinxify(doc):
+    def sphinxify(oinfo):
+        wrapped_docstring = sphx.wrap_main_docstring(oinfo)
+
+        def sphinxify_docstring(docstring):
             with TemporaryDirectory() as dirname:
                 return {
-                'text/html': sphx.sphinxify(doc, dirname),
-                'text/plain': doc
+                    "text/html": sphx.sphinxify(wrapped_docstring, dirname),
+                    "text/plain": docstring,
                 }
+
+        return sphinxify_docstring
 except ImportError:
     sphinxify = None
 
@@ -1765,7 +1770,9 b' class InteractiveShell(SingletonConfigurable):'
         This function is meant to be called by pdef, pdoc & friends.
         """
         info = self._object_find(oname, namespaces)
-        docformat = sphinxify if self.sphinxify_docstring else None
+        docformat = (
+            sphinxify(self.object_inspect(oname)) if self.sphinxify_docstring else None
+        )
         if info.found:
             pmethod = getattr(self.inspector, meth)
             # TODO: only apply format_screen to the plain/text repr of the mime
@@ -1812,7 +1819,11 b' class InteractiveShell(SingletonConfigurable):'
         with self.builtin_trap:
             info = self._object_find(oname)
             if info.found:
-                docformat = sphinxify if self.sphinxify_docstring else None
+                docformat = (
+                    sphinxify(self.object_inspect(oname))
+                    if self.sphinxify_docstring
+                    else None
+                )
                 return self.inspector._get_info(
                     info.obj,
                     oname,