the ask about config path

[slblcx]

exporter_port: 9158 # Port on which prometheus can call this exporter to get metrics
log_level: info
json_data_url: http://stubonweb.herokuapp.com/kong-cluster-status # Url to get json data used for fetching metric values
metric_name_prefix: kong_cluster # All metric names will be prefixed with this value
metrics:

• name: total_nodes # Final metric name will be kong_cluster_total_nodes
  description: Total number of nodes in kong cluster
  path: $.total
• name: alive_nodes # Final metric name will be kong_cluster_alive_nodes
  description: Number of live nodes in kong cluster
  path: count($.data[@.status is "alive"])

hello，Can i ask a question，Can path use python syntax