old_contents: from django.db import models
  
  class TestResults(models.Model):
      build = models.CharField(max_length=50)
      timestamp = models.CharField(max_length=20)
      metric = models.CharField(max_length=128)
      value = models.FloatField()
  
new_contents: from django.db import models
  from django.contrib import admin
  
  
  class TestResults(models.Model):
      build = models.CharField(max_length=50)
      timestamp = models.CharField(max_length=20)
      metric = models.CharField(max_length=128)
      value = models.FloatField()
  
      class Admin:
          pass
  
  admin.site.register(TestResults)
  
subject: allow to edit litmus results in admin console