Fix issues with docstrings.

jedi/evaluate/__init__.py

@@ -201,6 +201,9 @@ class Evaluator(object):
             # `x if foo else y` case.
             return (self.eval_element(element.children[0]) +
                     self.eval_element(element.children[-1]))
+        elif element.type == 'operator':
+            # Must be an ellipsis, other operators are not evaluated.
+            return []  # Ignore for now.
         elif element.type == 'dotted_name':
             types = self._eval_atom(element.children[0])
             for next_name in element.children[2::2]:

jedi/evaluate/docstrings.py

@@ -128,8 +128,8 @@ def _evaluate_for_statement_string(evaluator, string, module):
         string = 'import %s\n' % element + string
 
     p = Parser(evaluator.grammar, code % indent_block(string))
-    pseudo_cls = p.module.subscopes[0]
     try:
+        pseudo_cls = p.module.subscopes[0]
         stmt = pseudo_cls.statements[-1]
     except IndexError:
         return []
@@ -161,7 +161,7 @@ def _execute_array_values(evaluator, array):
         values = []
         for typ in array.values():
             objects = _execute_array_values(evaluator, typ)
-            values.append([AlreadyEvaluated(objects)])
+            values.append(AlreadyEvaluated(objects))
         return [FakeSequence(evaluator, values, array.type)]
     else:
         return evaluator.execute(array)

jedi/evaluate/iterable.py

@@ -335,8 +335,8 @@ class FakeSequence(_FakeArray):
         return self._sequence_values
 
     def get_exact_index_types(self, index):
-        return list(chain.from_iterable(self._evaluator.eval_element(v)
+        value = self._sequence_values[index]
-                                        for v in self._sequence_values[index]))
+        return self._evaluator.eval_element(value)
 
 
 class AlreadyEvaluated(frozenset):