Don't add quotes after paths if they are already there

jedi/api/completion.py

@@ -95,6 +95,7 @@ class Completion:
         self._like_name = helpers.get_on_completion_name(self._module_node, code_lines, position)
         # The actual cursor position is not what we need to calculate
         # everything. We want the start of the name we're on.
+        self._original_position = position
         self._position = position[0], position[1] - len(self._like_name)
         self._call_signatures_callback = call_signatures_callback
 
@@ -104,7 +105,8 @@ class Completion:
         if string is not None:
             completions = list(file_name_completions(
                 self._evaluator, self._module_context, start_leaf, string,
-                self._like_name, self._call_signatures_callback
+                self._like_name, self._call_signatures_callback,
+                self._code_lines, self._original_position
             ))
             if completions:
                 return completions