require "datadog_api_client"
api_instance = DatadogAPIClient::V1::DashboardListsAPI.new
list_id = 789 # Integer | ID of the dashboard list to delete.

begin
  # Delete a dashboard list
  result = api_instance.delete_dashboard_list(list_id)
  p result
rescue DatadogAPIClient::V1::APIError => e
  puts "Error when calling DashboardListsAPI->delete_dashboard_list: #{e}"
end