class_docstr: Checks whether an intent is expressed at the current step.
  
  More precisely it applies at an event if this event is a `UserUttered` event
  where either (1) the retrieval intent or (2) just the intent coincides with
  the specified text.
class_docstr_tok: ["Checks","whether","an","intent","is","expressed","at","the","current","step",".","More","precisely","it","applies","at","an","event","if","this","event","is","a","`","UserUttered","`","event","where","either","(","1",")","the","retrieval","intent","or","(","2",")","just","the","intent","coincides","with","the","specified","text","."]
docstr: Returns the tag to be used in a config file.
docstr_tok: ["Returns","the","tag","to","be","used","in","a","config","file","."]
code: def positive_tag() -> Text:
      """Returns the tag to be used in a config file."""
      return "intent"
  
imports: from rasa.shared.core.domain import Domain
  from typing import Optional, Text, List
  from rasa.core.evaluation.marker_base import OperatorMarker, ConditionMarker, MarkerRegistry, Marker
  from rasa.shared.core.events import ActionExecuted, SlotSet, UserUttered, Event
  import logging
label_desc: Use image node_id 1 for calling the IntentDetectedMarker obj's underlying member method code with example usage: obj.positive_tag() and returns: str