old_contents: import os
  import unittest
  
  from django.conf import settings
  from django.core.management.base import BaseCommand
  
  
  class Command(BaseCommand):
      help = '''
      冷测试: 不连接数据库的单元测试, 区别于django test
      类似于django test时, 将settings.DATABASES设置为空{}, 适用于"算法测试"或"外联API测试"
      '''
      test_suite = unittest.TestSuite
      test_runner = unittest.TextTestRunner
      test_loader = unittest.defaultTestLoader
      verbosity = 2
      failfast = False
      default_test_file = 'app.cold_tests'
  
      def add_arguments(self, parser):
          parser.add_argument(
              'test_labels',
              nargs='*',
              help='测试文件,类或方法。例如%s, 默认%s,' %('app.tests.TestAlgorithm', self.default_test_file),
          )
  
      def build_suite(self, test_labels=None):
          suite = self.test_suite()
          test_labels = test_labels or [self.default_test_file]
  
          for label in test_labels:
              label_as_path = os.path.abspath(label)
  
              # if a module, or "module.ClassName[.method_name]", just run those
              if not os.path.exists(label_as_path):
                  tests = self.test_loader.loadTestsFromName(label)
                  suite.addTests(tests)
  
          return suite
  
      def run_suite(self, suite, **kwargs):
          return self.test_runner(
              verbosity=self.verbosity,
              failfast=self.failfast,
          ).run(suite)
  
      def init(self):
          unittest.installHandler()
          # do not override user-defined settings
          if not hasattr(settings, "COLD_TESTING"):
              settings.COLD_TESTING = True
  
      def deinit(self):
          unittest.removeHandler()
  
      def handle(self, *args, **options):
          test_labels = options.get('test_labels')
          self.init()
          suite = self.build_suite(test_labels)
          result = self.run_suite(suite)
          self.deinit()
  
new_contents: import os
  import unittest
  
  from django.conf import settings
  from django.core.management.base import BaseCommand
  
  
  class Command(BaseCommand):
      help = '''
      冷测试: 不连接数据库的单元测试, 区别于django test
      类似于django test时, 将settings.DATABASES设置为空{}, 适用于"算法测试"或"外联API测试"
      '''
      test_suite = unittest.TestSuite
      test_runner = unittest.TextTestRunner
      test_loader = unittest.defaultTestLoader
      verbosity = 1
      failfast = False
      default_test_file = 'app.cold_tests'
  
      def add_arguments(self, parser):
          parser.add_argument(
              'test_labels',
              nargs='*',
              help='测试文件,类或方法。例如%s, 默认%s,' %('app.tests.TestAlgorithm', self.default_test_file),
          )
  
      def build_suite(self, test_labels=None):
          suite = self.test_suite()
          test_labels = test_labels or [self.default_test_file]
  
          for label in test_labels:
              label_as_path = os.path.abspath(label)
  
              # if a module, or "module.ClassName[.method_name]", just run those
              if not os.path.exists(label_as_path):
                  tests = self.test_loader.loadTestsFromName(label)
                  suite.addTests(tests)
  
          return suite
  
      def run_suite(self, suite, **kwargs):
          return self.test_runner(
              verbosity=self.verbosity,
              failfast=self.failfast,
          ).run(suite)
  
      def init(self):
          unittest.installHandler()
          # do not override user-defined settings
          if not hasattr(settings, "COLD_TESTING"):
              settings.COLD_TESTING = True
  
      def deinit(self):
          unittest.removeHandler()
  
      def handle(self, *args, **options):
          self.verbosity = options.get('verbosity', 1)
          test_labels = options.get('test_labels')
          self.init()
          suite = self.build_suite(test_labels)
          result = self.run_suite(suite)
          self.deinit()
  
subject: fix cold_test param of verbosity