diff --git a/azure-mgmt-notificationhubs/HISTORY.rst b/azure-mgmt-notificationhubs/HISTORY.rst
index cd91317f4237..d3bfe9ddd4e6 100644
--- a/azure-mgmt-notificationhubs/HISTORY.rst
+++ b/azure-mgmt-notificationhubs/HISTORY.rst
@@ -3,6 +3,14 @@
 Release History
 ===============
 
+2.1.0 (2019-04-30)
+++++++++++++++++++
+
+**Features**
+
+- Added operation NotificationHubsOperations.patch
+- Added operation NotificationHubsOperations.debug_send
+
 2.0.0 (2018-05-25)
 ++++++++++++++++++
 
@@ -47,7 +55,7 @@ This version uses a next-generation code generator that *might* introduce breaki
 
   - Return type changes from `msrestazure.azure_operation.AzureOperationPoller` to `msrest.polling.LROPoller`. External API is the same.
   - Return type is now **always** a `msrest.polling.LROPoller`, regardless of the optional parameters used.
-  - The behavior has changed when using `raw=True`. Instead of returning the initial call result as `ClientRawResponse`, 
+  - The behavior has changed when using `raw=True`. Instead of returning the initial call result as `ClientRawResponse`,
     without polling, now this returns an LROPoller. After polling, the final resource will be returned as a `ClientRawResponse`.
   - New `polling` parameter. The default behavior is `Polling=True` which will poll using ARM algorithm. When `Polling=False`,
     the response of the initial call will be returned without polling.
diff --git a/azure-mgmt-notificationhubs/MANIFEST.in b/azure-mgmt-notificationhubs/MANIFEST.in
index bb37a2723dae..e4884efef41b 100644
--- a/azure-mgmt-notificationhubs/MANIFEST.in
+++ b/azure-mgmt-notificationhubs/MANIFEST.in
@@ -1 +1,5 @@
+recursive-include tests *.py *.yaml
 include *.rst
+include azure/__init__.py
+include azure/mgmt/__init__.py
+
diff --git a/azure-mgmt-notificationhubs/README.rst b/azure-mgmt-notificationhubs/README.rst
index d9d406e03c22..91111215d41e 100644
--- a/azure-mgmt-notificationhubs/README.rst
+++ b/azure-mgmt-notificationhubs/README.rst
@@ -14,25 +14,6 @@ For the older Azure Service Management (ASM) libraries, see
 For a more complete set of Azure libraries, see the `azure <https://pypi.python.org/pypi/azure>`__ bundle package.
 
 
-Compatibility
-=============
-
-**IMPORTANT**: If you have an earlier version of the azure package
-(version < 1.0), you should uninstall it before installing this package.
-
-You can check the version using pip:
-
-.. code:: shell
-
-    pip freeze
-
-If you see azure==0.11.0 (or any version below 1.0), uninstall it first:
-
-.. code:: shell
-
-    pip uninstall azure
-
-
 Usage
 =====
 
@@ -47,3 +28,6 @@ Provide Feedback
 If you encounter any bugs or have suggestions, please file an issue in the
 `Issues <https://github.com/Azure/azure-sdk-for-python/issues>`__
 section of the project.
+
+
+.. image::  https://azure-sdk-impressions.azurewebsites.net/api/impressions/azure-sdk-for-python%2Fazure-mgmt-notificationhubs%2FREADME.png
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/__init__.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/__init__.py
index fa659d0d218c..6e7e9ee3b381 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/__init__.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/__init__.py
@@ -32,7 +32,9 @@
     from .adm_credential_py3 import AdmCredential
     from .baidu_credential_py3 import BaiduCredential
     from .notification_hub_create_or_update_parameters_py3 import NotificationHubCreateOrUpdateParameters
+    from .notification_hub_patch_parameters_py3 import NotificationHubPatchParameters
     from .notification_hub_resource_py3 import NotificationHubResource
+    from .debug_send_response_py3 import DebugSendResponse
     from .pns_credentials_resource_py3 import PnsCredentialsResource
     from .resource_py3 import Resource
     from .sub_resource_py3 import SubResource
@@ -59,7 +61,9 @@
     from .adm_credential import AdmCredential
     from .baidu_credential import BaiduCredential
     from .notification_hub_create_or_update_parameters import NotificationHubCreateOrUpdateParameters
+    from .notification_hub_patch_parameters import NotificationHubPatchParameters
     from .notification_hub_resource import NotificationHubResource
+    from .debug_send_response import DebugSendResponse
     from .pns_credentials_resource import PnsCredentialsResource
     from .resource import Resource
     from .sub_resource import SubResource
@@ -96,7 +100,9 @@
     'AdmCredential',
     'BaiduCredential',
     'NotificationHubCreateOrUpdateParameters',
+    'NotificationHubPatchParameters',
     'NotificationHubResource',
+    'DebugSendResponse',
     'PnsCredentialsResource',
     'Resource',
     'SubResource',
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential.py
index 823a6dd3ec2d..d9a01894e636 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential.py
@@ -21,7 +21,7 @@ class ApnsCredential(Model):
     :type certificate_key: str
     :param endpoint: The endpoint of this credential.
     :type endpoint: str
-    :param thumbprint: The Apns certificate Thumbprint
+    :param thumbprint: The APNS certificate Thumbprint
     :type thumbprint: str
     :param key_id: A 10-character key identifier (kid) key, obtained from your
      developer account
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential_py3.py
index 295a024f5eb2..598205deb715 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential_py3.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/apns_credential_py3.py
@@ -21,7 +21,7 @@ class ApnsCredential(Model):
     :type certificate_key: str
     :param endpoint: The endpoint of this credential.
     :type endpoint: str
-    :param thumbprint: The Apns certificate Thumbprint
+    :param thumbprint: The APNS certificate Thumbprint
     :type thumbprint: str
     :param key_id: A 10-character key identifier (kid) key, obtained from your
      developer account
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters.py
index 3ed36a8e0bf3..58a09e27f799 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters.py
@@ -27,7 +27,7 @@ class CheckAvailabilityParameters(Model):
     :type name: str
     :ivar type: Resource type
     :vartype type: str
-    :param location: Required. Resource location
+    :param location: Resource location
     :type location: str
     :param tags: Resource tags
     :type tags: dict[str, str]
@@ -42,7 +42,6 @@ class CheckAvailabilityParameters(Model):
         'id': {'readonly': True},
         'name': {'required': True},
         'type': {'readonly': True},
-        'location': {'required': True},
     }
 
     _attribute_map = {
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters_py3.py
index 9913fc3c1b0b..2160e9778ec3 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters_py3.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_parameters_py3.py
@@ -27,7 +27,7 @@ class CheckAvailabilityParameters(Model):
     :type name: str
     :ivar type: Resource type
     :vartype type: str
-    :param location: Required. Resource location
+    :param location: Resource location
     :type location: str
     :param tags: Resource tags
     :type tags: dict[str, str]
@@ -42,7 +42,6 @@ class CheckAvailabilityParameters(Model):
         'id': {'readonly': True},
         'name': {'required': True},
         'type': {'readonly': True},
-        'location': {'required': True},
     }
 
     _attribute_map = {
@@ -55,7 +54,7 @@ class CheckAvailabilityParameters(Model):
         'is_availiable': {'key': 'isAvailiable', 'type': 'bool'},
     }
 
-    def __init__(self, *, name: str, location: str, tags=None, sku=None, is_availiable: bool=None, **kwargs) -> None:
+    def __init__(self, *, name: str, location: str=None, tags=None, sku=None, is_availiable: bool=None, **kwargs) -> None:
         super(CheckAvailabilityParameters, self).__init__(**kwargs)
         self.id = None
         self.name = name
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result.py
index 8ad9a11c440b..dc77a2ee06f2 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result.py
@@ -13,7 +13,7 @@
 
 
 class CheckAvailabilityResult(Resource):
-    """Description of a CheckAvailibility resource.
+    """Description of a CheckAvailability resource.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result_py3.py
index 64e1ab2ad7de..6d23a72a32a4 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result_py3.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/check_availability_result_py3.py
@@ -13,7 +13,7 @@
 
 
 class CheckAvailabilityResult(Resource):
-    """Description of a CheckAvailibility resource.
+    """Description of a CheckAvailability resource.
 
     Variables are only populated by the server, and will be ignored when
     sending a request.
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/debug_send_response.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/debug_send_response.py
new file mode 100644
index 000000000000..c6b273e88cdf
--- /dev/null
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/debug_send_response.py
@@ -0,0 +1,63 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from .resource import Resource
+
+
+class DebugSendResponse(Resource):
+    """Description of a NotificationHub Resource.
+
+    Variables are only populated by the server, and will be ignored when
+    sending a request.
+
+    :ivar id: Resource Id
+    :vartype id: str
+    :ivar name: Resource name
+    :vartype name: str
+    :ivar type: Resource type
+    :vartype type: str
+    :param location: Resource location
+    :type location: str
+    :param tags: Resource tags
+    :type tags: dict[str, str]
+    :param sku: The sku of the created namespace
+    :type sku: ~azure.mgmt.notificationhubs.models.Sku
+    :param success: successful send
+    :type success: float
+    :param failure: send failure
+    :type failure: float
+    :param results: actual failure description
+    :type results: object
+    """
+
+    _validation = {
+        'id': {'readonly': True},
+        'name': {'readonly': True},
+        'type': {'readonly': True},
+    }
+
+    _attribute_map = {
+        'id': {'key': 'id', 'type': 'str'},
+        'name': {'key': 'name', 'type': 'str'},
+        'type': {'key': 'type', 'type': 'str'},
+        'location': {'key': 'location', 'type': 'str'},
+        'tags': {'key': 'tags', 'type': '{str}'},
+        'sku': {'key': 'sku', 'type': 'Sku'},
+        'success': {'key': 'properties.success', 'type': 'float'},
+        'failure': {'key': 'properties.failure', 'type': 'float'},
+        'results': {'key': 'properties.results', 'type': 'object'},
+    }
+
+    def __init__(self, **kwargs):
+        super(DebugSendResponse, self).__init__(**kwargs)
+        self.success = kwargs.get('success', None)
+        self.failure = kwargs.get('failure', None)
+        self.results = kwargs.get('results', None)
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/debug_send_response_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/debug_send_response_py3.py
new file mode 100644
index 000000000000..117573ecdc7c
--- /dev/null
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/debug_send_response_py3.py
@@ -0,0 +1,63 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from .resource_py3 import Resource
+
+
+class DebugSendResponse(Resource):
+    """Description of a NotificationHub Resource.
+
+    Variables are only populated by the server, and will be ignored when
+    sending a request.
+
+    :ivar id: Resource Id
+    :vartype id: str
+    :ivar name: Resource name
+    :vartype name: str
+    :ivar type: Resource type
+    :vartype type: str
+    :param location: Resource location
+    :type location: str
+    :param tags: Resource tags
+    :type tags: dict[str, str]
+    :param sku: The sku of the created namespace
+    :type sku: ~azure.mgmt.notificationhubs.models.Sku
+    :param success: successful send
+    :type success: float
+    :param failure: send failure
+    :type failure: float
+    :param results: actual failure description
+    :type results: object
+    """
+
+    _validation = {
+        'id': {'readonly': True},
+        'name': {'readonly': True},
+        'type': {'readonly': True},
+    }
+
+    _attribute_map = {
+        'id': {'key': 'id', 'type': 'str'},
+        'name': {'key': 'name', 'type': 'str'},
+        'type': {'key': 'type', 'type': 'str'},
+        'location': {'key': 'location', 'type': 'str'},
+        'tags': {'key': 'tags', 'type': '{str}'},
+        'sku': {'key': 'sku', 'type': 'Sku'},
+        'success': {'key': 'properties.success', 'type': 'float'},
+        'failure': {'key': 'properties.failure', 'type': 'float'},
+        'results': {'key': 'properties.results', 'type': 'object'},
+    }
+
+    def __init__(self, *, location: str=None, tags=None, sku=None, success: float=None, failure: float=None, results=None, **kwargs) -> None:
+        super(DebugSendResponse, self).__init__(location=location, tags=tags, sku=sku, **kwargs)
+        self.success = success
+        self.failure = failure
+        self.results = results
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response.py
index 6d7907d66fd4..41dd380aa554 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response.py
@@ -14,8 +14,8 @@
 
 
 class ErrorResponse(Model):
-    """Error reponse indicates NotificationHubs service is not able to process the
-    incoming request. The reason is provided in the error message.
+    """Error response indicates NotificationHubs service is not able to process
+    the incoming request. The reason is provided in the error message.
 
     :param code: Error code.
     :type code: str
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response_py3.py
index 22530f8dc898..96d571a8dbf4 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response_py3.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/error_response_py3.py
@@ -14,8 +14,8 @@
 
 
 class ErrorResponse(Model):
-    """Error reponse indicates NotificationHubs service is not able to process the
-    incoming request. The reason is provided in the error message.
+    """Error response indicates NotificationHubs service is not able to process
+    the incoming request. The reason is provided in the error message.
 
     :param code: Error code.
     :type code: str
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential.py
index 95ff2e76a3f5..ac410f2763a8 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential.py
@@ -19,7 +19,7 @@ class MpnsCredential(Model):
     :type mpns_certificate: str
     :param certificate_key: The certificate key for this credential.
     :type certificate_key: str
-    :param thumbprint: The Mpns certificate Thumbprint
+    :param thumbprint: The MPNS certificate Thumbprint
     :type thumbprint: str
     """
 
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential_py3.py
index a1d2da085167..8c076e32d322 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential_py3.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/mpns_credential_py3.py
@@ -19,7 +19,7 @@ class MpnsCredential(Model):
     :type mpns_certificate: str
     :param certificate_key: The certificate key for this credential.
     :type certificate_key: str
-    :param thumbprint: The Mpns certificate Thumbprint
+    :param thumbprint: The MPNS certificate Thumbprint
     :type thumbprint: str
     """
 
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/notification_hub_patch_parameters.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/notification_hub_patch_parameters.py
new file mode 100644
index 000000000000..9906c1f182f4
--- /dev/null
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/notification_hub_patch_parameters.py
@@ -0,0 +1,92 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from .resource import Resource
+
+
+class NotificationHubPatchParameters(Resource):
+    """Parameters supplied to the patch NotificationHub operation.
+
+    Variables are only populated by the server, and will be ignored when
+    sending a request.
+
+    :ivar id: Resource Id
+    :vartype id: str
+    :ivar name: Resource name
+    :vartype name: str
+    :ivar type: Resource type
+    :vartype type: str
+    :param location: Resource location
+    :type location: str
+    :param tags: Resource tags
+    :type tags: dict[str, str]
+    :param sku: The sku of the created namespace
+    :type sku: ~azure.mgmt.notificationhubs.models.Sku
+    :param notification_hub_patch_parameters_name: The NotificationHub name.
+    :type notification_hub_patch_parameters_name: str
+    :param registration_ttl: The RegistrationTtl of the created
+     NotificationHub
+    :type registration_ttl: str
+    :param authorization_rules: The AuthorizationRules of the created
+     NotificationHub
+    :type authorization_rules:
+     list[~azure.mgmt.notificationhubs.models.SharedAccessAuthorizationRuleProperties]
+    :param apns_credential: The ApnsCredential of the created NotificationHub
+    :type apns_credential: ~azure.mgmt.notificationhubs.models.ApnsCredential
+    :param wns_credential: The WnsCredential of the created NotificationHub
+    :type wns_credential: ~azure.mgmt.notificationhubs.models.WnsCredential
+    :param gcm_credential: The GcmCredential of the created NotificationHub
+    :type gcm_credential: ~azure.mgmt.notificationhubs.models.GcmCredential
+    :param mpns_credential: The MpnsCredential of the created NotificationHub
+    :type mpns_credential: ~azure.mgmt.notificationhubs.models.MpnsCredential
+    :param adm_credential: The AdmCredential of the created NotificationHub
+    :type adm_credential: ~azure.mgmt.notificationhubs.models.AdmCredential
+    :param baidu_credential: The BaiduCredential of the created
+     NotificationHub
+    :type baidu_credential:
+     ~azure.mgmt.notificationhubs.models.BaiduCredential
+    """
+
+    _validation = {
+        'id': {'readonly': True},
+        'name': {'readonly': True},
+        'type': {'readonly': True},
+    }
+
+    _attribute_map = {
+        'id': {'key': 'id', 'type': 'str'},
+        'name': {'key': 'name', 'type': 'str'},
+        'type': {'key': 'type', 'type': 'str'},
+        'location': {'key': 'location', 'type': 'str'},
+        'tags': {'key': 'tags', 'type': '{str}'},
+        'sku': {'key': 'sku', 'type': 'Sku'},
+        'notification_hub_patch_parameters_name': {'key': 'properties.name', 'type': 'str'},
+        'registration_ttl': {'key': 'properties.registrationTtl', 'type': 'str'},
+        'authorization_rules': {'key': 'properties.authorizationRules', 'type': '[SharedAccessAuthorizationRuleProperties]'},
+        'apns_credential': {'key': 'properties.apnsCredential', 'type': 'ApnsCredential'},
+        'wns_credential': {'key': 'properties.wnsCredential', 'type': 'WnsCredential'},
+        'gcm_credential': {'key': 'properties.gcmCredential', 'type': 'GcmCredential'},
+        'mpns_credential': {'key': 'properties.mpnsCredential', 'type': 'MpnsCredential'},
+        'adm_credential': {'key': 'properties.admCredential', 'type': 'AdmCredential'},
+        'baidu_credential': {'key': 'properties.baiduCredential', 'type': 'BaiduCredential'},
+    }
+
+    def __init__(self, **kwargs):
+        super(NotificationHubPatchParameters, self).__init__(**kwargs)
+        self.notification_hub_patch_parameters_name = kwargs.get('notification_hub_patch_parameters_name', None)
+        self.registration_ttl = kwargs.get('registration_ttl', None)
+        self.authorization_rules = kwargs.get('authorization_rules', None)
+        self.apns_credential = kwargs.get('apns_credential', None)
+        self.wns_credential = kwargs.get('wns_credential', None)
+        self.gcm_credential = kwargs.get('gcm_credential', None)
+        self.mpns_credential = kwargs.get('mpns_credential', None)
+        self.adm_credential = kwargs.get('adm_credential', None)
+        self.baidu_credential = kwargs.get('baidu_credential', None)
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/notification_hub_patch_parameters_py3.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/notification_hub_patch_parameters_py3.py
new file mode 100644
index 000000000000..5743571caa10
--- /dev/null
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/models/notification_hub_patch_parameters_py3.py
@@ -0,0 +1,92 @@
+# coding=utf-8
+# --------------------------------------------------------------------------
+# Copyright (c) Microsoft Corporation. All rights reserved.
+# Licensed under the MIT License. See License.txt in the project root for
+# license information.
+#
+# Code generated by Microsoft (R) AutoRest Code Generator.
+# Changes may cause incorrect behavior and will be lost if the code is
+# regenerated.
+# --------------------------------------------------------------------------
+
+from .resource_py3 import Resource
+
+
+class NotificationHubPatchParameters(Resource):
+    """Parameters supplied to the patch NotificationHub operation.
+
+    Variables are only populated by the server, and will be ignored when
+    sending a request.
+
+    :ivar id: Resource Id
+    :vartype id: str
+    :ivar name: Resource name
+    :vartype name: str
+    :ivar type: Resource type
+    :vartype type: str
+    :param location: Resource location
+    :type location: str
+    :param tags: Resource tags
+    :type tags: dict[str, str]
+    :param sku: The sku of the created namespace
+    :type sku: ~azure.mgmt.notificationhubs.models.Sku
+    :param notification_hub_patch_parameters_name: The NotificationHub name.
+    :type notification_hub_patch_parameters_name: str
+    :param registration_ttl: The RegistrationTtl of the created
+     NotificationHub
+    :type registration_ttl: str
+    :param authorization_rules: The AuthorizationRules of the created
+     NotificationHub
+    :type authorization_rules:
+     list[~azure.mgmt.notificationhubs.models.SharedAccessAuthorizationRuleProperties]
+    :param apns_credential: The ApnsCredential of the created NotificationHub
+    :type apns_credential: ~azure.mgmt.notificationhubs.models.ApnsCredential
+    :param wns_credential: The WnsCredential of the created NotificationHub
+    :type wns_credential: ~azure.mgmt.notificationhubs.models.WnsCredential
+    :param gcm_credential: The GcmCredential of the created NotificationHub
+    :type gcm_credential: ~azure.mgmt.notificationhubs.models.GcmCredential
+    :param mpns_credential: The MpnsCredential of the created NotificationHub
+    :type mpns_credential: ~azure.mgmt.notificationhubs.models.MpnsCredential
+    :param adm_credential: The AdmCredential of the created NotificationHub
+    :type adm_credential: ~azure.mgmt.notificationhubs.models.AdmCredential
+    :param baidu_credential: The BaiduCredential of the created
+     NotificationHub
+    :type baidu_credential:
+     ~azure.mgmt.notificationhubs.models.BaiduCredential
+    """
+
+    _validation = {
+        'id': {'readonly': True},
+        'name': {'readonly': True},
+        'type': {'readonly': True},
+    }
+
+    _attribute_map = {
+        'id': {'key': 'id', 'type': 'str'},
+        'name': {'key': 'name', 'type': 'str'},
+        'type': {'key': 'type', 'type': 'str'},
+        'location': {'key': 'location', 'type': 'str'},
+        'tags': {'key': 'tags', 'type': '{str}'},
+        'sku': {'key': 'sku', 'type': 'Sku'},
+        'notification_hub_patch_parameters_name': {'key': 'properties.name', 'type': 'str'},
+        'registration_ttl': {'key': 'properties.registrationTtl', 'type': 'str'},
+        'authorization_rules': {'key': 'properties.authorizationRules', 'type': '[SharedAccessAuthorizationRuleProperties]'},
+        'apns_credential': {'key': 'properties.apnsCredential', 'type': 'ApnsCredential'},
+        'wns_credential': {'key': 'properties.wnsCredential', 'type': 'WnsCredential'},
+        'gcm_credential': {'key': 'properties.gcmCredential', 'type': 'GcmCredential'},
+        'mpns_credential': {'key': 'properties.mpnsCredential', 'type': 'MpnsCredential'},
+        'adm_credential': {'key': 'properties.admCredential', 'type': 'AdmCredential'},
+        'baidu_credential': {'key': 'properties.baiduCredential', 'type': 'BaiduCredential'},
+    }
+
+    def __init__(self, *, location: str=None, tags=None, sku=None, notification_hub_patch_parameters_name: str=None, registration_ttl: str=None, authorization_rules=None, apns_credential=None, wns_credential=None, gcm_credential=None, mpns_credential=None, adm_credential=None, baidu_credential=None, **kwargs) -> None:
+        super(NotificationHubPatchParameters, self).__init__(location=location, tags=tags, sku=sku, **kwargs)
+        self.notification_hub_patch_parameters_name = notification_hub_patch_parameters_name
+        self.registration_ttl = registration_ttl
+        self.authorization_rules = authorization_rules
+        self.apns_credential = apns_credential
+        self.wns_credential = wns_credential
+        self.gcm_credential = gcm_credential
+        self.mpns_credential = mpns_credential
+        self.adm_credential = adm_credential
+        self.baidu_credential = baidu_credential
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/namespaces_operations.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/namespaces_operations.py
index 066abe6ebc22..26c7bd6db320 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/namespaces_operations.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/namespaces_operations.py
@@ -71,6 +71,7 @@ def check_availability(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -83,9 +84,8 @@ def check_availability(
         body_content = self._serialize.body(parameters, 'CheckAvailabilityParameters')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -141,6 +141,7 @@ def create_or_update(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -153,9 +154,8 @@ def create_or_update(
         body_content = self._serialize.body(parameters, 'NamespaceCreateOrUpdateParameters')
 
         # Construct and send request
-        request = self._client.put(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.put(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200, 201]:
             exp = CloudError(response)
@@ -215,6 +215,7 @@ def patch(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -227,9 +228,8 @@ def patch(
         body_content = self._serialize.body(parameters, 'NamespacePatchParameters')
 
         # Construct and send request
-        request = self._client.patch(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.patch(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -266,7 +266,6 @@ def _delete_initial(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -275,8 +274,8 @@ def _delete_initial(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.delete(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.delete(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200, 202, 204]:
             exp = CloudError(response)
@@ -362,7 +361,7 @@ def get(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -371,8 +370,8 @@ def get(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.get(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.get(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -399,7 +398,7 @@ def create_or_update_authorization_rule(
         :type resource_group_name: str
         :param namespace_name: The namespace name.
         :type namespace_name: str
-        :param authorization_rule_name: Aauthorization Rule Name.
+        :param authorization_rule_name: Authorization Rule Name.
         :type authorization_rule_name: str
         :param properties: Properties of the Namespace AuthorizationRules.
         :type properties:
@@ -434,6 +433,7 @@ def create_or_update_authorization_rule(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -446,9 +446,8 @@ def create_or_update_authorization_rule(
         body_content = self._serialize.body(parameters, 'SharedAccessAuthorizationRuleCreateOrUpdateParameters')
 
         # Construct and send request
-        request = self._client.put(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.put(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -502,7 +501,6 @@ def delete_authorization_rule(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -511,8 +509,8 @@ def delete_authorization_rule(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.delete(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.delete(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200, 204]:
             exp = CloudError(response)
@@ -562,7 +560,7 @@ def get_authorization_rule(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -571,8 +569,8 @@ def get_authorization_rule(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.get(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.get(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -630,7 +628,7 @@ def internal_paging(next_link=None, raw=False):
 
             # Construct headers
             header_parameters = {}
-            header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+            header_parameters['Accept'] = 'application/json'
             if self.config.generate_client_request_id:
                 header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
             if custom_headers:
@@ -639,9 +637,8 @@ def internal_paging(next_link=None, raw=False):
                 header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
             # Construct and send request
-            request = self._client.get(url, query_parameters)
-            response = self._client.send(
-                request, header_parameters, stream=False, **operation_config)
+            request = self._client.get(url, query_parameters, header_parameters)
+            response = self._client.send(request, stream=False, **operation_config)
 
             if response.status_code not in [200]:
                 exp = CloudError(response)
@@ -696,7 +693,7 @@ def internal_paging(next_link=None, raw=False):
 
             # Construct headers
             header_parameters = {}
-            header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+            header_parameters['Accept'] = 'application/json'
             if self.config.generate_client_request_id:
                 header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
             if custom_headers:
@@ -705,9 +702,8 @@ def internal_paging(next_link=None, raw=False):
                 header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
             # Construct and send request
-            request = self._client.get(url, query_parameters)
-            response = self._client.send(
-                request, header_parameters, stream=False, **operation_config)
+            request = self._client.get(url, query_parameters, header_parameters)
+            response = self._client.send(request, stream=False, **operation_config)
 
             if response.status_code not in [200]:
                 exp = CloudError(response)
@@ -768,7 +764,7 @@ def internal_paging(next_link=None, raw=False):
 
             # Construct headers
             header_parameters = {}
-            header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+            header_parameters['Accept'] = 'application/json'
             if self.config.generate_client_request_id:
                 header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
             if custom_headers:
@@ -777,9 +773,8 @@ def internal_paging(next_link=None, raw=False):
                 header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
             # Construct and send request
-            request = self._client.get(url, query_parameters)
-            response = self._client.send(
-                request, header_parameters, stream=False, **operation_config)
+            request = self._client.get(url, query_parameters, header_parameters)
+            response = self._client.send(request, stream=False, **operation_config)
 
             if response.status_code not in [200]:
                 exp = CloudError(response)
@@ -838,7 +833,7 @@ def list_keys(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -847,8 +842,8 @@ def list_keys(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -911,6 +906,7 @@ def regenerate_keys(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -923,9 +919,8 @@ def regenerate_keys(
         body_content = self._serialize.body(parameters, 'PolicykeyResource')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/notification_hubs_operations.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/notification_hubs_operations.py
index d81cee2faf2e..343bfd03bce3 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/notification_hubs_operations.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/notification_hubs_operations.py
@@ -73,6 +73,7 @@ def check_notification_hub_availability(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -85,9 +86,8 @@ def check_notification_hub_availability(
         body_content = self._serialize.body(parameters, 'CheckAvailabilityParameters')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -146,6 +146,7 @@ def create_or_update(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -158,9 +159,8 @@ def create_or_update(
         body_content = self._serialize.body(parameters, 'NotificationHubCreateOrUpdateParameters')
 
         # Construct and send request
-        request = self._client.put(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.put(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200, 201]:
             exp = CloudError(response)
@@ -181,6 +181,82 @@ def create_or_update(
         return deserialized
     create_or_update.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.NotificationHubs/namespaces/{namespaceName}/notificationHubs/{notificationHubName}'}
 
+    def patch(
+            self, resource_group_name, namespace_name, notification_hub_name, parameters=None, custom_headers=None, raw=False, **operation_config):
+        """Patch a NotificationHub in a namespace.
+
+        :param resource_group_name: The name of the resource group.
+        :type resource_group_name: str
+        :param namespace_name: The namespace name.
+        :type namespace_name: str
+        :param notification_hub_name: The notification hub name.
+        :type notification_hub_name: str
+        :param parameters: Parameters supplied to patch a NotificationHub
+         Resource.
+        :type parameters:
+         ~azure.mgmt.notificationhubs.models.NotificationHubPatchParameters
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: returns the direct response alongside the
+         deserialized response
+        :param operation_config: :ref:`Operation configuration
+         overrides<msrest:optionsforoperations>`.
+        :return: NotificationHubResource or ClientRawResponse if raw=true
+        :rtype: ~azure.mgmt.notificationhubs.models.NotificationHubResource or
+         ~msrest.pipeline.ClientRawResponse
+        :raises: :class:`CloudError<msrestazure.azure_exceptions.CloudError>`
+        """
+        # Construct URL
+        url = self.patch.metadata['url']
+        path_format_arguments = {
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str'),
+            'namespaceName': self._serialize.url("namespace_name", namespace_name, 'str'),
+            'notificationHubName': self._serialize.url("notification_hub_name", notification_hub_name, 'str'),
+            'subscriptionId': self._serialize.url("self.config.subscription_id", self.config.subscription_id, 'str')
+        }
+        url = self._client.format_url(url, **path_format_arguments)
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
+        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct body
+        if parameters is not None:
+            body_content = self._serialize.body(parameters, 'NotificationHubPatchParameters')
+        else:
+            body_content = None
+
+        # Construct and send request
+        request = self._client.patch(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [200]:
+            exp = CloudError(response)
+            exp.request_id = response.headers.get('x-ms-request-id')
+            raise exp
+
+        deserialized = None
+
+        if response.status_code == 200:
+            deserialized = self._deserialize('NotificationHubResource', response)
+
+        if raw:
+            client_raw_response = ClientRawResponse(deserialized, response)
+            return client_raw_response
+
+        return deserialized
+    patch.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.NotificationHubs/namespaces/{namespaceName}/notificationHubs/{notificationHubName}'}
+
     def delete(
             self, resource_group_name, namespace_name, notification_hub_name, custom_headers=None, raw=False, **operation_config):
         """Deletes a notification hub associated with a namespace.
@@ -216,7 +292,6 @@ def delete(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -225,8 +300,8 @@ def delete(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.delete(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.delete(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -274,7 +349,7 @@ def get(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -283,8 +358,8 @@ def get(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.get(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.get(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -303,6 +378,80 @@ def get(
         return deserialized
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.NotificationHubs/namespaces/{namespaceName}/notificationHubs/{notificationHubName}'}
 
+    def debug_send(
+            self, resource_group_name, namespace_name, notification_hub_name, parameters=None, custom_headers=None, raw=False, **operation_config):
+        """test send a push notification.
+
+        :param resource_group_name: The name of the resource group.
+        :type resource_group_name: str
+        :param namespace_name: The namespace name.
+        :type namespace_name: str
+        :param notification_hub_name: The notification hub name.
+        :type notification_hub_name: str
+        :param parameters: Debug send parameters
+        :type parameters: object
+        :param dict custom_headers: headers that will be added to the request
+        :param bool raw: returns the direct response alongside the
+         deserialized response
+        :param operation_config: :ref:`Operation configuration
+         overrides<msrest:optionsforoperations>`.
+        :return: DebugSendResponse or ClientRawResponse if raw=true
+        :rtype: ~azure.mgmt.notificationhubs.models.DebugSendResponse or
+         ~msrest.pipeline.ClientRawResponse
+        :raises: :class:`CloudError<msrestazure.azure_exceptions.CloudError>`
+        """
+        # Construct URL
+        url = self.debug_send.metadata['url']
+        path_format_arguments = {
+            'resourceGroupName': self._serialize.url("resource_group_name", resource_group_name, 'str'),
+            'namespaceName': self._serialize.url("namespace_name", namespace_name, 'str'),
+            'notificationHubName': self._serialize.url("notification_hub_name", notification_hub_name, 'str'),
+            'subscriptionId': self._serialize.url("self.config.subscription_id", self.config.subscription_id, 'str')
+        }
+        url = self._client.format_url(url, **path_format_arguments)
+
+        # Construct parameters
+        query_parameters = {}
+        query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+
+        # Construct headers
+        header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
+        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        if self.config.generate_client_request_id:
+            header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
+        if custom_headers:
+            header_parameters.update(custom_headers)
+        if self.config.accept_language is not None:
+            header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
+
+        # Construct body
+        if parameters is not None:
+            body_content = self._serialize.body(parameters, 'object')
+        else:
+            body_content = None
+
+        # Construct and send request
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
+
+        if response.status_code not in [201]:
+            exp = CloudError(response)
+            exp.request_id = response.headers.get('x-ms-request-id')
+            raise exp
+
+        deserialized = None
+
+        if response.status_code == 201:
+            deserialized = self._deserialize('DebugSendResponse', response)
+
+        if raw:
+            client_raw_response = ClientRawResponse(deserialized, response)
+            return client_raw_response
+
+        return deserialized
+    debug_send.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.NotificationHubs/namespaces/{namespaceName}/notificationHubs/{notificationHubName}/debugsend'}
+
     def create_or_update_authorization_rule(
             self, resource_group_name, namespace_name, notification_hub_name, authorization_rule_name, properties, custom_headers=None, raw=False, **operation_config):
         """Creates/Updates an authorization rule for a NotificationHub.
@@ -349,6 +498,7 @@ def create_or_update_authorization_rule(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -361,9 +511,8 @@ def create_or_update_authorization_rule(
         body_content = self._serialize.body(parameters, 'SharedAccessAuthorizationRuleCreateOrUpdateParameters')
 
         # Construct and send request
-        request = self._client.put(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.put(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -420,7 +569,6 @@ def delete_authorization_rule(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -429,8 +577,8 @@ def delete_authorization_rule(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.delete(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.delete(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200, 204]:
             exp = CloudError(response)
@@ -483,7 +631,7 @@ def get_authorization_rule(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -492,8 +640,8 @@ def get_authorization_rule(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.get(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.get(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -552,7 +700,7 @@ def internal_paging(next_link=None, raw=False):
 
             # Construct headers
             header_parameters = {}
-            header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+            header_parameters['Accept'] = 'application/json'
             if self.config.generate_client_request_id:
                 header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
             if custom_headers:
@@ -561,9 +709,8 @@ def internal_paging(next_link=None, raw=False):
                 header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
             # Construct and send request
-            request = self._client.get(url, query_parameters)
-            response = self._client.send(
-                request, header_parameters, stream=False, **operation_config)
+            request = self._client.get(url, query_parameters, header_parameters)
+            response = self._client.send(request, stream=False, **operation_config)
 
             if response.status_code not in [200]:
                 exp = CloudError(response)
@@ -627,7 +774,7 @@ def internal_paging(next_link=None, raw=False):
 
             # Construct headers
             header_parameters = {}
-            header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+            header_parameters['Accept'] = 'application/json'
             if self.config.generate_client_request_id:
                 header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
             if custom_headers:
@@ -636,9 +783,8 @@ def internal_paging(next_link=None, raw=False):
                 header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
             # Construct and send request
-            request = self._client.get(url, query_parameters)
-            response = self._client.send(
-                request, header_parameters, stream=False, **operation_config)
+            request = self._client.get(url, query_parameters, header_parameters)
+            response = self._client.send(request, stream=False, **operation_config)
 
             if response.status_code not in [200]:
                 exp = CloudError(response)
@@ -699,7 +845,7 @@ def list_keys(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -708,8 +854,8 @@ def list_keys(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -775,6 +921,7 @@ def regenerate_keys(
 
         # Construct headers
         header_parameters = {}
+        header_parameters['Accept'] = 'application/json'
         header_parameters['Content-Type'] = 'application/json; charset=utf-8'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
@@ -787,9 +934,8 @@ def regenerate_keys(
         body_content = self._serialize.body(parameters, 'PolicykeyResource')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(
-            request, header_parameters, body_content, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters, body_content)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
@@ -844,7 +990,7 @@ def get_pns_credentials(
 
         # Construct headers
         header_parameters = {}
-        header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+        header_parameters['Accept'] = 'application/json'
         if self.config.generate_client_request_id:
             header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
         if custom_headers:
@@ -853,8 +999,8 @@ def get_pns_credentials(
             header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
         # Construct and send request
-        request = self._client.post(url, query_parameters)
-        response = self._client.send(request, header_parameters, stream=False, **operation_config)
+        request = self._client.post(url, query_parameters, header_parameters)
+        response = self._client.send(request, stream=False, **operation_config)
 
         if response.status_code not in [200]:
             exp = CloudError(response)
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/operations.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/operations.py
index 4b966f29589b..65a041411647 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/operations.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/operations/operations.py
@@ -67,7 +67,7 @@ def internal_paging(next_link=None, raw=False):
 
             # Construct headers
             header_parameters = {}
-            header_parameters['Content-Type'] = 'application/json; charset=utf-8'
+            header_parameters['Accept'] = 'application/json'
             if self.config.generate_client_request_id:
                 header_parameters['x-ms-client-request-id'] = str(uuid.uuid1())
             if custom_headers:
@@ -76,9 +76,8 @@ def internal_paging(next_link=None, raw=False):
                 header_parameters['accept-language'] = self._serialize.header("self.config.accept_language", self.config.accept_language, 'str')
 
             # Construct and send request
-            request = self._client.get(url, query_parameters)
-            response = self._client.send(
-                request, header_parameters, stream=False, **operation_config)
+            request = self._client.get(url, query_parameters, header_parameters)
+            response = self._client.send(request, stream=False, **operation_config)
 
             if response.status_code not in [200]:
                 raise models.ErrorResponseException(self._deserialize, response)
diff --git a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/version.py b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/version.py
index 53c4c7ea05e8..be75d8eae586 100644
--- a/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/version.py
+++ b/azure-mgmt-notificationhubs/azure/mgmt/notificationhubs/version.py
@@ -9,5 +9,5 @@
 # regenerated.
 # --------------------------------------------------------------------------
 
-VERSION = "2.0.0"
+VERSION = "2.1.0"
 
diff --git a/azure-mgmt-notificationhubs/setup.py b/azure-mgmt-notificationhubs/setup.py
index 605d8a7bc905..b7049c601991 100644
--- a/azure-mgmt-notificationhubs/setup.py
+++ b/azure-mgmt-notificationhubs/setup.py
@@ -53,6 +53,7 @@
     version=version,
     description='Microsoft Azure {} Client Library for Python'.format(PACKAGE_PPRINT_NAME),
     long_description=readme + '\n\n' + history,
+    long_description_content_type='text/x-rst',
     license='MIT License',
     author='Microsoft Corporation',
     author_email='azpysdkhelp@microsoft.com',