old_contents: from datetime import datetime, timedelta
  
  from google.appengine.ext import db
  
  
  class CHPIncident(db.Model):
  	CenterID = db.StringProperty(required=True)
  	DispatchID = db.StringProperty(required=True)
  	LogID = db.StringProperty(required=True)
  	LogTime = db.DateTimeProperty()
  	LogType = db.StringProperty()
  	LogTypeID = db.StringProperty()
  	Location = db.StringProperty()
  	Area = db.StringProperty()
  	ThomasBrothers = db.StringProperty()
  	TBXY = db.StringProperty()
  	LogDetails = db.BlobProperty()
  	geolocation = db.GeoPtProperty()
  	created = db.DateTimeProperty(auto_now_add=True)
  	updated = db.DateTimeProperty(auto_now=True)
  
  	def getStatus(self):
  		if self.created > datetime.utcnow() - timedelta(minutes=5):
  			# less than 5 min old == new
  			return 'new'
  		elif self.updated < datetime.utcnow() - timedelta(minutes=5):
  			# not updated in 5 min == inactive
  			return 'inactive'
  		else:
  			return 'active'
  
new_contents: from datetime import datetime, timedelta
  
  from google.appengine.ext import db
  
  
  class CHPIncident(db.Model):
  	CenterID = db.StringProperty(required=True)
  	DispatchID = db.StringProperty(required=True)
  	LogID = db.StringProperty(required=True)
  	LogTime = db.DateTimeProperty()
  	LogType = db.StringProperty()
  	LogTypeID = db.StringProperty()
  	Location = db.StringProperty()
  	Area = db.StringProperty()
  	ThomasBrothers = db.StringProperty()
  	TBXY = db.StringProperty()
  	LogDetails = db.BlobProperty()
  	geolocation = db.GeoPtProperty()
  	created = db.DateTimeProperty(auto_now_add=True)
  	updated = db.DateTimeProperty(auto_now=True)
  	modified = db.DateTimeProperty()
  
  	def getStatus(self):
  		if self.created > datetime.utcnow() - timedelta(minutes=5):
  			# less than 5 min old == new
  			return 'new'
  		elif self.updated < datetime.utcnow() - timedelta(minutes=5):
  			# not updated in 5 min == inactive
  			return 'inactive'
  		else:
  			return 'active'
  
subject: Add a "modified" property that will only be updated when the entity is actually updated.