Issue #2333: Backport set and dict comprehensions syntax.
diff --git a/Lib/test/test_parser.py b/Lib/test/test_parser.py
index 03803d9..6ae9975 100644
--- a/Lib/test/test_parser.py
+++ b/Lib/test/test_parser.py
@@ -76,9 +76,20 @@
         self.check_expr("[x**3 for x in range(20)]")
         self.check_expr("[x**3 for x in range(20) if x % 3]")
         self.check_expr("[x**3 for x in range(20) if x % 2 if x % 3]")
+        self.check_expr("[x+y for x in range(30) for y in range(20) if x % 2 if y % 3]")
+        #self.check_expr("[x for x in lambda: True, lambda: False if x()]")
         self.check_expr("list(x**3 for x in range(20))")
         self.check_expr("list(x**3 for x in range(20) if x % 3)")
         self.check_expr("list(x**3 for x in range(20) if x % 2 if x % 3)")
+        self.check_expr("list(x+y for x in range(30) for y in range(20) if x % 2 if y % 3)")
+        self.check_expr("{x**3 for x in range(30)}")
+        self.check_expr("{x**3 for x in range(30) if x % 3}")
+        self.check_expr("{x**3 for x in range(30) if x % 2 if x % 3}")
+        self.check_expr("{x+y for x in range(30) for y in range(20) if x % 2 if y % 3}")
+        self.check_expr("{x**3: y**2 for x, y in zip(range(30), range(30))}")
+        self.check_expr("{x**3: y**2 for x, y in zip(range(30), range(30)) if x % 3}")
+        self.check_expr("{x**3: y**2 for x, y in zip(range(30), range(30)) if x % 3 if y % 3}")
+        self.check_expr("{x:y for x in range(30) for y in range(20) if x % 2 if y % 3}")
         self.check_expr("foo(*args)")
         self.check_expr("foo(*args, **kw)")
         self.check_expr("foo(**kw)")
@@ -107,6 +118,7 @@
         self.check_expr("lambda foo=bar, blaz=blat+2, **z: 0")
         self.check_expr("lambda foo=bar, blaz=blat+2, *y, **z: 0")
         self.check_expr("lambda x, *y, **z: 0")
+        self.check_expr("lambda x: 5 if x else 2")
         self.check_expr("(x for x in range(10))")
         self.check_expr("foo(x for x in range(10))")