diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2016_03_30/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2016_03_30/operations/_availability_sets_operations.py
index f2830059244a..38388879df10 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2016_03_30/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2016_03_30/operations/_availability_sets_operations.py
@@ -231,9 +231,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -256,6 +258,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/_availability_sets_operations.py
index 52780dc3f78d..c754cd9ded2a 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_03_30/operations/_availability_sets_operations.py
@@ -231,9 +231,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -256,6 +258,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_12_01/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_12_01/operations/_availability_sets_operations.py
index b62f0424454f..15749aa0cebf 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_12_01/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2017_12_01/operations/_availability_sets_operations.py
@@ -300,9 +300,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -325,6 +327,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_04_01/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_04_01/operations/_availability_sets_operations.py
index c582106f427e..17f2eeec20ac 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_04_01/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_04_01/operations/_availability_sets_operations.py
@@ -292,9 +292,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -317,6 +319,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/_availability_sets_operations.py
index 1adfe675daf5..2b491d61108f 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_06_01/operations/_availability_sets_operations.py
@@ -292,9 +292,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -317,6 +319,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_10_01/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_10_01/operations/_availability_sets_operations.py
index 7ac69c1838e5..222a48570f54 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_10_01/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2018_10_01/operations/_availability_sets_operations.py
@@ -292,9 +292,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -317,6 +319,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link
diff --git a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_availability_sets_operations.py b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_availability_sets_operations.py
index 51da1bb90dbf..36643e1181fe 100644
--- a/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_availability_sets_operations.py
+++ b/sdk/compute/azure-mgmt-compute/azure/mgmt/compute/v2019_03_01/operations/_availability_sets_operations.py
@@ -292,9 +292,11 @@ def get(
     get.metadata = {'url': '/subscriptions/{subscriptionId}/resourceGroups/{resourceGroupName}/providers/Microsoft.Compute/availabilitySets/{availabilitySetName}'}
 
     def list_by_subscription(
-            self, custom_headers=None, raw=False, **operation_config):
+            self, expand=None, custom_headers=None, raw=False, **operation_config):
         """Lists all availability sets in a subscription.
 
+        :param expand: The expand expression to apply to the operation.
+        :type expand: str
         :param dict custom_headers: headers that will be added to the request
         :param bool raw: returns the direct response alongside the
          deserialized response
@@ -317,6 +319,8 @@ def prepare_request(next_link=None):
                 # Construct parameters
                 query_parameters = {}
                 query_parameters['api-version'] = self._serialize.query("self.api_version", self.api_version, 'str')
+                if expand is not None:
+                    query_parameters['$expand'] = self._serialize.query("expand", expand, 'str')
 
             else:
                 url = next_link