fix style

Author: reneeli@microsoft.com

src/aks-preview/azext_aks_preview/agentpool_decorator.py

@@ -980,9 +980,9 @@ def set_up_virtual_machines_profile(self, agentpool: AgentPool) -> AgentPool:
 
         if self.context.get_vm_set_type() != CONST_VIRTUAL_MACHINES:
             return agentpool
-        
+
         sizes = self.context.get_vm_sizes()
-        if len(sizes)!= 1:
+        if len(sizes) != 1:
             raise InvalidArgumentValueError(f"We only accept single sku size for manual profile. {sizes} is invalid.")
         count, _, _, _ = self.context.get_node_count_and_enable_cluster_autoscaler_min_max_count()
         agentpool.virtual_machines_profile = self.models.VirtualMachinesProfile(

src/aks-preview/azext_aks_preview/custom.py

@@ -1752,7 +1752,7 @@ def aks_agentpool_manual_scale_delete(cmd,    # pylint: disable=unused-argument
     if instance.type_properties_type != CONST_VIRTUAL_MACHINES:
         raise CLIError("Cannot delete manual in a non-virtualmachines node pool.")
     _current_vm_sizes = [x.strip() for x in current_vm_sizes.split(",")]
-    if len(_current_vm_sizes)!= 1:
+    if len(_current_vm_sizes) != 1:
         raise InvalidArgumentValueError(f"We only accept single sku size for manual profile. {current_vm_sizes} is invalid.")
     manual_exists = False
     for m in instance.virtual_machines_profile.scale.manual: