BUG: Fix exception when hiding docstring for inherited members

Fixes #125

Author: kernc

pdoc/__init__.py

@@ -991,7 +991,13 @@ def _link_inheritance(self):
             return
 
         for name, parent_dobj in self._super_members.items():
-            dobj = self.doc[name]
+            try:
+                dobj = self.doc[name]
+            except KeyError:
+                # There is a key in __pdoc__ blocking this member
+                assert any(i.endswith(self.qualname + '.' + name)
+                           for i in self.module.obj.__pdoc__)
+                continue
             if (dobj.obj is parent_dobj.obj or
                     (dobj.docstring or parent_dobj.docstring) == parent_dobj.docstring):
                 dobj.inherits = parent_dobj

pdoc/test/__init__.py

@@ -495,6 +495,12 @@ def test__pdoc__dict(self):
             self.assertNotIn('f', mod.doc['B'].doc)
             self.assertIsInstance(mod.find_ident('B.f'), pdoc.External)
 
+        # GH-125: https://github.com/pdoc3/pdoc/issues/125
+        with patch.object(module, '__pdoc__', {'B.inherited': False}):
+            mod = pdoc.Module(module)
+            pdoc.link_inheritance()
+            self.assertNotIn('inherited', mod.doc['B'].doc)
+
     def test__pdoc__invalid_value(self):
         module = pdoc.import_module(EXAMPLE_MODULE)
         with patch.object(module, '__pdoc__', {'B': 1}), \