pub fn event_category_group_list(
        &self,
    ) -> std::option::Option<&[crate::model::EventCategoryGroup]> {
        self.event_category_group_list.as_deref()
    }
/// <p>A list of event categories.</p>
A list of event categories.
A list of event categories .
pub fn event_category_group_list(
        &self,
    ) -> std::option::Option<&[crate::model::EventCategoryGroup]> {
        self.event_category_group_list.as_deref()
    }
pub fn event_category_group_list ( & self , ) -> std :: option :: Option < & [ crate :: model :: EventCategoryGroup ] > { self . event_category_group_list . as_deref ( ) }
<p>A list of event categories.</p>
<p > A list of event categories . < / p >
&self
&self