Handle expected boolean values for waiter error matcher

botocore/waiter.py

@@ -302,8 +302,15 @@ def acceptor_matches(response):
             # response.  So response is still a dictionary, and in the case
             # of an error response will contain the "Error" and
             # "ResponseMetadata" key.
+            if isinstance(expected, bool):
+                # If expected is boolean and true, accept any error code.
+                # Else, if expected is boolean and false, check if errors were encountered.
+                if not expected:
+                    return "Error" not in response
+                else:
+                    return "Error" in response and "Code" in response["Error"]
             return response.get("Error", {}).get("Code", "") == expected
-
+        
         return acceptor_matches
 
 

tests/unit/test_waiters.py

@@ -188,6 +188,46 @@ def test_single_waiter_supports_error(self):
         self.assertFalse(
             success_acceptor({'Error': {'Code': 'DoesNotExistErorr'}})
         )
+
+    def test_single_waiter_supports_no_error(self):
+        single_waiter = {
+            'acceptors': [
+                {
+                    'state': 'success',
+                    'matcher': 'error',
+                    'expected': False,
+                }
+            ],
+        }
+        single_waiter.update(self.boiler_plate_config)
+        config = SingleWaiterConfig(single_waiter)
+        success_acceptor = config.acceptors[0].matcher_func
+        self.assertTrue(
+            success_acceptor({})
+        )
+        self.assertFalse(
+            success_acceptor({'Error': {'Code': 'ExampleError'}})
+        )
+
+    def test_single_waiter_supports_any_error(self):
+        single_waiter = {
+            'acceptors': [
+                {
+                    'state': 'success',
+                    'matcher': 'error',
+                    'expected': True,
+                }
+            ],
+        }
+        single_waiter.update(self.boiler_plate_config)
+        config = SingleWaiterConfig(single_waiter)
+        success_acceptor = config.acceptors[0].matcher_func
+        self.assertTrue(
+            success_acceptor({'Error': {'Code': 'ExampleError1'}})
+        )
+        self.assertTrue(
+            success_acceptor({'Error': {'Code': 'ExampleError2'}})
+        )
 
     def test_unknown_matcher(self):
         unknown_type = 'arbitrary_type'