text: from ..alert_code import AlertCode
  
  
  class EVMNodeAlertCode(AlertCode):
      NoChangeInBlockHeight = 'evm_node_alert_1'
      BlockHeightUpdatedAlert = 'evm_node_alert_2'
      BlockHeightDifferenceIncreasedAboveThresholdAlert = 'evm_node_alert_3'
      BlockHeightDifferenceDecreasedBelowThresholdAlert = 'evm_node_alert_4'
      InvalidUrlAlert = 'evm_node_alert_5'
      ValidUrlAlert = 'evm_node_alert_6'
      NodeWentDownAtAlert = 'evm_node_alert_7'
      NodeBackUpAgainAlert = 'evm_node_alert_8'
      NodeStillDownAlert = 'evm_node_alert_9'
  