From 6051ef4041a0679ae6b97f4da445c457c3447fdd Mon Sep 17 00:00:00 2001
From: Matt Martz <matt@sivel.net>
Date: Mon, 26 Mar 2018 13:57:56 -0500
Subject: [PATCH] Revert accidental addition of Mapping in #37741 (#37939)

---
 lib/ansible/plugins/filter/core.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/ansible/plugins/filter/core.py b/lib/ansible/plugins/filter/core.py
index f194482a91e..8b9ff7a4c9e 100644
--- a/lib/ansible/plugins/filter/core.py
+++ b/lib/ansible/plugins/filter/core.py
@@ -34,7 +34,7 @@ import time
 import uuid
 import yaml
 
-from collections import Mapping, MutableMapping, MutableSequence
+from collections import MutableMapping, MutableSequence
 import datetime
 from functools import partial
 from random import Random, SystemRandom, shuffle
@@ -326,7 +326,7 @@ def combine(*terms, **kwargs):
 
     dicts = []
     for t in terms:
-        if isinstance(t, (MutableMapping, Mapping)):
+        if isinstance(t, MutableMapping):
             dicts.append(t)
         elif isinstance(t, list):
             dicts.append(combine(*t, **kwargs))