class_docstr: Test class dealing with authentication and boilerplate 
code: def setUp(self):
      call_command("timeside-create-admin-user", verbosity=0)
      call_command("timeside-create-boilerplate", verbosity=0)
      user = User.objects.get(username="admin")
      token = Token.objects.get(user=user)
      self.client = APIClient()
      self.client.credentials(HTTP_AUTHORIZATION="Token " + token.key)
      self.client.login(username="admin", password="admin")
  
      # values
      self.item = Item.objects.get(source_file="items/tests/sweep.wav")
      self.item.test = True
      self.item.save()
      self.item_url = "/api/items/" + str(self.item.uuid) + "/"
  
      self.item2 = Item.objects.get(source_file="items/tests/sweep.mp3")
      self.item2.test = True
      self.item2.save()
      self.item2_url = "/api/items/" + str(self.item2.uuid) + "/"
  
      self.selection = Selection.objects.create()
      self.selection.items.set([self.item])
      self.selection_url = (
          "/api/selections/" + str(self.selection.uuid) + "/"
      )
  
      self.processor = Processor.objects.get(pid="aubio_pitch")
      self.processor_url = "/api/processors/aubio_pitch/"
      self.processor2 = Processor.objects.get(pid="aubio_silence")
      self.processor2_url = "/api/processors/aubio_silence/"
  
      self.preset = Preset.objects.create(processor=self.processor)
      self.preset_url = "/api/presets/" + str(self.preset.uuid) + "/"
      self.preset2 = Preset.objects.create(processor=self.processor2)
      self.preset2_url = "/api/presets/" + str(self.preset2.uuid) + "/"
  
      self.experience = Experience.objects.create()
      self.experience.presets.add(self.preset)
      self.experience_url = (
          "/api/experiences/" + str(self.experience.uuid) + "/"
      )
  
      self.analysis = Analysis.objects.get(
          sub_processor=SubProcessor.objects.get(
              processor=self.processor
          )
      )
      self.analysis.test = True
      self.analysis.save()
      self.analysis_url = (
          "/api/analysis/" + str(self.analysis.uuid) + "/"
      )
  
file_path: TimeSide/timeside/server/tests/timeside_test_server.py
imports: from rest_framework.test import APITestCase
  from rest_framework.test import APIClient
  from timeside.server.models import *
  from django.contrib.auth.models import User
  from django.core.management import call_command
label_desc: Use image node_id 1 for calling the TimeSideTestServer obj's underlying member method code with example usage: obj.setUp() without return types