code: def track(
      self,
      event_key=None,
      data=None,
      timestamp=None,
      is_persistable=True,
  ):
      if (
          self.event_whitelist is None
          or event_key in self.event_whitelist
      ):
          event = {
              "project_key": self.project_key,
              "event_key": event_key,
              "data": data,
              "timestamp": timestamp
              if timestamp is not None
              else datetime.utcnow().isoformat(),
              "is_persistable": is_persistable,
          }
  
          if self.debug:
              pprint(event)
  
          if self.broadcast:
              self.redis_client.lpush(self.redis_key, json.dumps(event))
  
file_path: SerpentAI/serpent/analytics_client.py
imports: from redis import StrictRedis
  from datetime import datetime
  from pprint import pprint
  from serpent.config import config
  import json
label_desc: Use image node_id 3 for calling the AnalyticsClient obj's underlying member method code with example usage: obj.track(event_key, data, timestamp, is_persistable) without return types