本文整理汇总了Python中scrapy.settings.BaseSettings.copy方法的典型用法代码示例。如果您正苦于以下问题：Python BaseSettings.copy方法的具体用法？Python BaseSettings.copy怎么用？Python BaseSettings.copy使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类scrapy.settings.BaseSettings的用法示例。
在下文中一共展示了BaseSettings.copy方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: BaseSettingsTest
# 需要导入模块: from scrapy.settings import BaseSettings [as 别名]
# 或者: from scrapy.settings.BaseSettings import copy [as 别名]
class BaseSettingsTest(unittest.TestCase):
if six.PY3:
assertItemsEqual = unittest.TestCase.assertCountEqual
def setUp(self):
self.settings = BaseSettings()
def test_set_new_attribute(self):
self.settings.set('TEST_OPTION', 'value', 0)
self.assertIn('TEST_OPTION', self.settings.attributes)
attr = self.settings.attributes['TEST_OPTION']
self.assertIsInstance(attr, SettingsAttribute)
self.assertEqual(attr.value, 'value')
self.assertEqual(attr.priority, 0)
def test_set_settingsattribute(self):
myattr = SettingsAttribute(0, 30) # Note priority 30
self.settings.set('TEST_ATTR', myattr, 10)
self.assertEqual(self.settings.get('TEST_ATTR'), 0)
self.assertEqual(self.settings.getpriority('TEST_ATTR'), 30)
def test_set_instance_identity_on_update(self):
attr = SettingsAttribute('value', 0)
self.settings.attributes = {'TEST_OPTION': attr}
self.settings.set('TEST_OPTION', 'othervalue', 10)
self.assertIn('TEST_OPTION', self.settings.attributes)
self.assertIs(attr, self.settings.attributes['TEST_OPTION'])
def test_set_calls_settings_attributes_methods_on_update(self):
attr = SettingsAttribute('value', 10)
with mock.patch.object(attr, '__setattr__') as mock_setattr, \
mock.patch.object(attr, 'set') as mock_set:
self.settings.attributes = {'TEST_OPTION': attr}
for priority in (0, 10, 20):
self.settings.set('TEST_OPTION', 'othervalue', priority)
mock_set.assert_called_once_with('othervalue', priority)
self.assertFalse(mock_setattr.called)
mock_set.reset_mock()
mock_setattr.reset_mock()
def test_setitem(self):
settings = BaseSettings()
settings.set('key', 'a', 'default')
settings['key'] = 'b'
self.assertEqual(settings['key'], 'b')
self.assertEqual(settings.getpriority('key'), 20)
settings['key'] = 'c'
self.assertEqual(settings['key'], 'c')
settings['key2'] = 'x'
self.assertIn('key2', settings)
self.assertEqual(settings['key2'], 'x')
self.assertEqual(settings.getpriority('key2'), 20)
def test_setdict_alias(self):
with mock.patch.object(self.settings, 'set') as mock_set:
self.settings.setdict({'TEST_1': 'value1', 'TEST_2': 'value2'}, 10)
self.assertEqual(mock_set.call_count, 2)
calls = [mock.call('TEST_1', 'value1', 10),
mock.call('TEST_2', 'value2', 10)]
mock_set.assert_has_calls(calls, any_order=True)
def test_setmodule_only_load_uppercase_vars(self):
class ModuleMock():
UPPERCASE_VAR = 'value'
MIXEDcase_VAR = 'othervalue'
lowercase_var = 'anothervalue'
self.settings.attributes = {}
self.settings.setmodule(ModuleMock(), 10)
self.assertIn('UPPERCASE_VAR', self.settings.attributes)
self.assertNotIn('MIXEDcase_VAR', self.settings.attributes)
self.assertNotIn('lowercase_var', self.settings.attributes)
self.assertEqual(len(self.settings.attributes), 1)
def test_setmodule_alias(self):
with mock.patch.object(self.settings, 'set') as mock_set:
self.settings.setmodule(default_settings, 10)
mock_set.assert_any_call('TEST_DEFAULT', 'defvalue', 10)
mock_set.assert_any_call('TEST_DICT', {'key': 'val'}, 10)
def test_setmodule_by_path(self):
self.settings.attributes = {}
self.settings.setmodule(default_settings, 10)
ctrl_attributes = self.settings.attributes.copy()
self.settings.attributes = {}
self.settings.setmodule(
'tests.test_settings.default_settings', 10)
self.assertItemsEqual(six.iterkeys(self.settings.attributes),
six.iterkeys(ctrl_attributes))
for key in six.iterkeys(ctrl_attributes):
attr = self.settings.attributes[key]
ctrl_attr = ctrl_attributes[key]
#.........这里部分代码省略.........