pub fn instances(mut self, input: crate::model::InstanceSummary) -> Self {
            let mut v = self.instances.unwrap_or_default();
            v.push(input);
            self.instances = Some(v);
            self
        }
/// Appends an item to `instances`.
///
/// To override the contents of this collection use [`set_instances`](Self::set_instances).
///
/// <p>Summary information about the instances that are associated with the specified service.</p>
Appends an item to `instances`.
To override the contents of this collection use [`set_instances`](Self::set_instances).

Summary information about the instances that are associated with the specified service.
Appends an item to ` instances ` . To override the contents of this collection use [ ` set_instances ` ] ( Self :: set_instances ) . Summary information about the instances that are associated with the specified service .
pub fn instances(mut self, input: crate::model::InstanceSummary) -> Self {
            let mut v = self.instances.unwrap_or_default();
            v.push(input);
            self.instances = Some(v);
            self
        }
pub fn instances ( mut self , input : crate :: model :: InstanceSummary ) -> Self { let mut v = self . instances . unwrap_or_default ( ) ; v . push ( input ) ; self . instances = Some ( v ) ; self }
Appends an item to `instances`.
Appends an item to ` instances ` .
mut self
input
crate::model::InstanceSummary
mut self
input
crate::model::InstanceSummary