invalid for loops completion should work now

jedi/evaluate.py

@@ -1055,6 +1055,8 @@ def get_scopes_for_name(scope, name_str, position=None, search_global=False,
         def handle_for_loops(loop):
             # Take the first statement (for has always only
             # one, remember `in`). And follow it.
+            if not len(loop.inits):
+                return []
             result = get_iterator_types(follow_statement(loop.inits[0]))
             if len(loop.set_vars) > 1:
                 var_arr = loop.set_stmt.get_assignment_calls()

jedi/parsing.py

@@ -1691,7 +1691,8 @@ class PyFuzzyParser(object):
                     if tok == 'in':
                         statement, tok = self._parse_statement()
                         if tok == ':':
-                            f = ForFlow([statement], first_pos, set_stmt)
+                            s = [] if statement is None else [statement]
+                            f = ForFlow(s, first_pos, set_stmt)
                             self.scope = self.scope.add_statement(f)
 
                 elif tok in ['if', 'while', 'try', 'with'] + extended_flow:

test/completion/invalid.py

@@ -64,6 +64,14 @@ a = 1 if
 #? int()
 a
 
+for for_local in :
+    for_local
+#? ['for_local']
+for_local
+#? 
+for_local
+
+
 a2 = [for a2 in [0]]
 #? 
 a2[0]