azure_rm_loadbalancer_facts.py: list() takes at least 2 arguments fix (#29046) (#29050)

lib/ansible/modules/cloud/azure/azure_rm_loadbalancer_facts.py

@@ -64,6 +64,10 @@ EXAMPLES = '''
     - name: Get facts for all load balancers
       azure_rm_loadbalancer_facts:
 
+    - name: Get facts for all load balancers in a specific resource group
+      azure_rm_loadbalancer_facts:
+        resource_group: TestRG
+
     - name: Get facts by tags
       azure_rm_loadbalancer_facts:
         tags:
@@ -152,10 +156,16 @@ class AzureRMLoadBalancerFacts(AzureRMModuleBase):
 
         self.log('List all load balancers')
 
-        try:
-            response = self.network_client.load_balancers.list()
-        except AzureHttpError as exc:
-            self.fail('Failed to list all items - {}'.format(str(exc)))
+        if self.resource_group:
+            try:
+                response = self.network_client.load_balancers.list(self.resource_group)
+            except AzureHttpError as exc:
+                self.fail('Failed to list items in resource group {} - {}'.format(self.resource_group, str(exc)))
+        else:
+            try:
+                response = self.network_client.load_balancers.list_all()
+            except AzureHttpError as exc:
+                self.fail('Failed to list all items - {}'.format(str(exc)))
 
         results = []
         for item in response: