code: def GetTagDescription(tag_name):
      
      # Check if the point even exists
      if not DoesIDExist(tag_name):
          warnings.warn("WARNING- " + tag_name + " does not exist or " +
                        "connection was dropped. Try again if tag does exist.")
          return None
  
      # To get the point information for the service, we need the Site.Service
      split_tag = tag_name.split(".")
      # If the full Site.Service.Tag was not supplied, return the tag_name
      if len(split_tag) < 3:
          warnings.warn("WARNING- Please supply the full Site.Service.Tag.")
          return tag_name
      # The Site.Service will be the first two split strings
      site_service = split_tag[0] + "." + split_tag[1]
  
      # GetPoints will return a DataFrame with point information
      points = GetPoints(site_service)
      if tag_name in points.Tag.values:
          description = points[points.Tag == tag_name].Description.values[0]
          if description:
              return description
          else:
              return tag_name
      else:
          warnings.warn("WARNING- " + tag_name + " not found in service.")
          return None
docs: Gets the current description of a point configured in a real-time eDNA
      service.
  
      :param tag_name: fully-qualified (site.service.tag) eDNA tag
      :return: tag description