old_contents: from __future__ import absolute_import, division, print_function, unicode_literals
  
  from builtins import *
  from unittest.case import TestCase
  
  from click.testing import CliRunner
  
  from zsl import inject
  from zsl.application.containers.core_container import CoreContainer
  from zsl.application.modules.cli_module import ZslCli
  from zsl.router.task import TaskConfiguration
  from zsl.testing.db import IN_MEMORY_DB_SETTINGS
  from zsl.testing.zsl import ZslTestCase, ZslTestConfiguration
  
  
  class TestCliContainer(CoreContainer):
      pass
  
  
  CONFIG = IN_MEMORY_DB_SETTINGS.copy()
  CONFIG.update(
      TASKS=TaskConfiguration().create_namespace('task').add_packages(['zsl.tasks']).get_configuration()
  )
  
  
  class ExecTaskFromCliTestCase(ZslTestCase, TestCase):
      ZSL_TEST_CONFIGURATION = ZslTestConfiguration(
          app_name="ExecTaskFromCliTestCase",
          config_object=CONFIG,
          container=TestCliContainer
      )
  
      @inject(zsl_cli=ZslCli)
      def testRunningTestTask(self, zsl_cli):
          # type:(ZslCli)->None
          runner = CliRunner()
          result = runner.invoke(zsl_cli.cli, ['task', 'task/zsl/test_task'])
          self.assertEqual(0, result.exit_code, "No error is expected.")
          self.assertEqual('ok', result.output.strip(), "Valid task output must be shown")
  
      @inject(zsl_cli=ZslCli)
      def testRunningTaskWithListInput(self, zsl_cli):
          # type:(ZslCli)->None
          runner = CliRunner()
          result = runner.invoke(zsl_cli.cli, ['task', 'task/zsl/with_request_task', '{"list_of_numbers": [1,2,3] }'])
          print(result)
          self.assertEqual(0, result.exit_code, "No error is expected.")
          self.assertEqual('[1, 2, 3]', result.output.strip(), "Valid task output must be shown")
  
new_contents: from __future__ import absolute_import, division, print_function, unicode_literals
  
  from builtins import *
  from unittest.case import TestCase
  
  from click.testing import CliRunner
  
  from zsl import inject
  from zsl.application.containers.core_container import CoreContainer
  from zsl.application.modules.cli_module import ZslCli
  from zsl.router.task import TaskConfiguration
  from zsl.testing.db import IN_MEMORY_DB_SETTINGS
  from zsl.testing.zsl import ZslTestCase, ZslTestConfiguration
  
  
  class TestCliContainer(CoreContainer):
      pass
  
  
  CONFIG = IN_MEMORY_DB_SETTINGS.copy()
  CONFIG.update(
      TASKS=TaskConfiguration().create_namespace('task').add_packages(['zsl.tasks']).get_configuration()
  )
  
  
  class ExecTaskFromCliTestCase(ZslTestCase, TestCase):
      ZSL_TEST_CONFIGURATION = ZslTestConfiguration(
          app_name="ExecTaskFromCliTestCase",
          config_object=CONFIG,
          container=TestCliContainer
      )
  
      @inject(zsl_cli=ZslCli)
      def testRunningTestTask(self, zsl_cli):
          # type:(ZslCli)->None
          runner = CliRunner()
          result = runner.invoke(zsl_cli.cli, ['task', 'task/zsl/test_task'])
          self.assertEqual(0, result.exit_code, "No error is expected.")
          self.assertEqual('ok', result.output.strip(), "Valid task output must be shown")
  
      @inject(zsl_cli=ZslCli)
      def testRunningTaskWithListInput(self, zsl_cli):
          # type:(ZslCli)->None
          runner = CliRunner()
          result = runner.invoke(zsl_cli.cli, ['task', 'task/zsl/with_request_task', '{"list_of_numbers": [1,2,3] }'])
          self.assertEqual(0, result.exit_code, "No error is expected.")
          self.assertEqual('[1, 2, 3]', result.output.strip(), "Valid task output must be shown")
  
subject: Remove unnecessry print in tests