get rid of is_list_comp boolean in favor of a direct check of ListComprehensionFlow

jedi/evaluate/__init__.py

@@ -83,7 +83,6 @@ from jedi.evaluate import stdlib
 from jedi.evaluate import finder
 from jedi.evaluate import compiled
 from jedi.evaluate import precedence
-from jedi.evaluate import helpers
 
 
 class Evaluator(object):
@@ -379,19 +378,8 @@ def _evaluate_list_comprehension(lc, parent=None):
     if isinstance(nested_lc, pr.ListComprehension):
         # is nested LC
         input = nested_lc.stmt
-    loop = ListComprehensionFlow(lc, input, parent)
+    loop = iterable.ListComprehensionFlow(lc, input, parent)
 
     if isinstance(nested_lc, pr.ListComprehension):
         loop = _evaluate_list_comprehension(nested_lc, loop)
     return loop
-
-
-class ListComprehensionFlow(pr.ForFlow):
-    """Fake implementation to pretend being a ForFlow."""
-    def __init__(self, list_comprehension, input, parent):
-        lc = list_comprehension
-        sup = super(ListComprehensionFlow, self)
-        sup.__init__(helpers.FakeSubModule, [input], lc.parent.start_pos,
-                     lc.middle, True)
-        self.parent = parent or lc.get_parent_until(pr.IsScope)
-        self.list_comprehension = list_comprehension