Fix the issues with added equals after params in the wrong places. Fixes #643.

jedi/api/classes.py

@@ -366,10 +366,11 @@ class Completion(BaseDefinition):
     `Completion` objects are returned from :meth:`api.Script.completions`. They
     provide additional information about a completion.
     """
-    def __init__(self, evaluator, name, like_name_length):
+    def __init__(self, evaluator, name, stack, like_name_length):
         super(Completion, self).__init__(evaluator, name)
 
         self._like_name_length = like_name_length
+        self.stack = stack
 
         # Completion objects with the same Completion name (which means
         # duplicate items in the completion)
@@ -381,8 +382,11 @@ class Completion(BaseDefinition):
                 and self.type == 'Function':
             append = '('
 
-        if isinstance(self._definition, tree.Param):
-            append += '='
+        if self.stack is not None:
+            node_names = list(self.stack.get_node_names(self._evaluator.grammar))
+            print(node_names)
+            if 'trailer' in node_names and 'argument' not in node_names:
+                append += '='
 
         name = str(self._name)
         if like_name: