old_contents: import os
  import shutil
  import uuid
  import pytest
  
  from tests.base import BaseTest
  from tests.util import upload_image
  
  from tenable_io.client import TenableIOClient
  
  
  class App:
  
      def __init__(self):
          self._uuid = uuid.uuid4()
          self._output_dir = self.session_name('./._tests_')
          os.makedirs(self._output_dir)
  
      def session_name(self, name, length=8):
          try:
              session_name = name % self._uuid.hex[:length]
          except TypeError:
              session_name = u'%s_%s' % (name, self._uuid.hex[:length])
          return session_name
  
      def session_file_output(self, name, content=None):
          path = u'%s/%s' % (self._output_dir, name)
          if content:
              with open(path, 'a') as fd:
                  fd.write('test_file')
          return path
  
      def tear_down(self):
          shutil.rmtree(self._output_dir)
  
  
  @pytest.fixture(scope='session')
  def app():
      a = App()
      yield a
      a.tear_down()
  
  
  @pytest.fixture(scope='session')
  def client():
      yield TenableIOClient()
  
  
  @pytest.fixture(scope='session')
  def image(app, client):
      i = upload_image(app.session_name(u'test_image_%s'), u'test_image')
      BaseTest.wait_until(lambda: client.sc_test_jobs_api.by_image(i['id']),
                          lambda job: job.job_status == u'completed')
      yield i
      client.sc_containers_api.delete(i['name'], i['digest'])
  
  
  @pytest.fixture(scope='session')
  def vulnerable_image(app, client):
      i = upload_image(app.session_name(u'test_vulnerable_image_%s'), u'test_vulnerable_image', vulnerable=True)
      BaseTest.wait_until(lambda: client.sc_test_jobs_api.by_image(i['id']),
                          lambda job: job.job_status == u'completed')
      yield i
      client.sc_containers_api.delete(i['name'], i['digest'])
  
new_contents: import os
  import pytest
  import shutil
  import uuid
  
  from tests.base import BaseTest
  from tests.util import upload_image
  
  from tenable_io.client import TenableIOClient
  
  
  class App:
  
      def __init__(self):
          self._uuid = uuid.uuid4()
          self._output_dir = self.session_name('./._tests_')
          os.makedirs(self._output_dir)
  
      def session_name(self, name, length=8):
          try:
              session_name = name % self._uuid.hex[:length]
          except TypeError:
              session_name = u'%s_%s' % (name, self._uuid.hex[:length])
          return session_name
  
      def session_file_output(self, name, content=None):
          path = u'%s/%s' % (self._output_dir, name)
          if content:
              with open(path, 'a') as fd:
                  fd.write('test_file')
          return path
  
      def tear_down(self):
          shutil.rmtree(self._output_dir)
  
  
  @pytest.fixture(scope='session')
  def app():
      a = App()
      yield a
      a.tear_down()
  
  
  @pytest.fixture(scope='session')
  def client():
      yield TenableIOClient()
  
  
  @pytest.fixture(scope='session')
  def image(app, client):
      i = upload_image(app.session_name(u'test_image_%s'), u'test_image')
      BaseTest.wait_until(lambda: client.sc_test_jobs_api.by_image(i['id']),
                          lambda job: job.job_status == u'completed')
      yield i
      client.sc_containers_api.delete(i['name'], i['digest'])
  
  
  @pytest.fixture(scope='session')
  def vulnerable_image(app, client):
      i = upload_image(app.session_name(u'test_vulnerable_image_%s'), u'test_vulnerable_image', vulnerable=True)
      BaseTest.wait_until(lambda: client.sc_test_jobs_api.by_image(i['id']),
                          lambda job: job.job_status == u'completed')
      yield i
      client.sc_containers_api.delete(i['name'], i['digest'])
  
subject: undo formatting change