Implement PEP 380 - 'yield from' (closes #11682)
diff --git a/Lib/test/test_parser.py b/Lib/test/test_parser.py
index 2b50fca..b6f81fb 100644
--- a/Lib/test/test_parser.py
+++ b/Lib/test/test_parser.py
@@ -50,6 +50,10 @@
         self.check_suite("def f(): (yield 1)*2")
         self.check_suite("def f(): return; yield 1")
         self.check_suite("def f(): yield 1; return")
+        self.check_suite("def f(): yield from 1")
+        self.check_suite("def f(): x = yield from 1")
+        self.check_suite("def f(): f((yield from 1))")
+        self.check_suite("def f(): yield 1; return 1")
         self.check_suite("def f():\n"
                          "    for x in range(30):\n"
                          "        yield x\n")
@@ -621,7 +625,6 @@
         with self.assertRaises(TypeError):
             parser.expr("a", "b")
 
-
 def test_main():
     support.run_unittest(
         RoundtripLegalSyntaxTestCase,