本文整理汇总了Python中scrapy.settings.BaseSettings类的典型用法代码示例。如果您正苦于以下问题：Python BaseSettings类的具体用法？Python BaseSettings怎么用？Python BaseSettings使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了BaseSettings类的13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: test_update_jsonstring
def test_update_jsonstring(self):
settings = BaseSettings({'number': 0, 'dict': BaseSettings({'key': 'val'})})
settings.update('{"number": 1, "newnumber": 2}')
self.assertEqual(settings['number'], 1)
self.assertEqual(settings['newnumber'], 2)
settings.set("dict", '{"key": "newval", "newkey": "newval2"}')
self.assertEqual(settings['dict']['key'], "newval")
self.assertEqual(settings['dict']['newkey'], "newval2")示例2: test_getwithbase
def test_getwithbase(self):
s = BaseSettings({'TEST_BASE': BaseSettings({1: 1, 2: 2}, 'project'),
'TEST': BaseSettings({1: 10, 3: 30}, 'default'),
'HASNOBASE': BaseSettings({3: 3000}, 'default')})
s['TEST'].set(2, 200, 'cmdline')
six.assertCountEqual(self, s.getwithbase('TEST'),
{1: 1, 2: 200, 3: 30})
six.assertCountEqual(self, s.getwithbase('HASNOBASE'), s['HASNOBASE'])
self.assertEqual(s.getwithbase('NONEXISTENT'), {})示例3: test_setitem
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)示例4: test_copy_to_dict
def test_copy_to_dict(self):
s = BaseSettings({'TEST_STRING': 'a string',
'TEST_LIST': [1, 2],
'TEST_BOOLEAN': False,
'TEST_BASE': BaseSettings({1: 1, 2: 2}, 'project'),
'TEST': BaseSettings({1: 10, 3: 30}, 'default'),
'HASNOBASE': BaseSettings({3: 3000}, 'default')})
self.assertDictEqual(s.copy_to_dict(),
{'HASNOBASE': {3: 3000},
'TEST': {1: 10, 3: 30},
'TEST_BASE': {1: 1, 2: 2},
'TEST_BOOLEAN': False,
'TEST_LIST': [1, 2],
'TEST_STRING': 'a string'})示例5: test_set_per_key_priorities
def test_set_per_key_priorities(self):
attribute = SettingsAttribute(
BaseSettings({'one': 10, 'two': 20}, 0), 0)
new_dict = {'one': 11, 'two': 21}
attribute.set(new_dict, 10)
self.assertEqual(attribute.value['one'], 11)
self.assertEqual(attribute.value['two'], 21)
new_settings = BaseSettings()
new_settings.set('one', 12, 20)
new_settings.set('two', 12, 0)
attribute.set(new_settings, 0)
self.assertEqual(attribute.value['one'], 12)
self.assertEqual(attribute.value['two'], 21)示例6: _map_keys
def _map_keys(compdict):
if isinstance(compdict, BaseSettings):
compbs = BaseSettings()
for k, v in six.iteritems(compdict):
prio = compdict.getpriority(k)
if compbs.getpriority(convert(k)) == prio:
raise ValueError('Some paths in {!r} convert to the same '
'object, please update your settings'
''.format(list(compdict.keys())))
else:
compbs.set(convert(k), v, priority=prio)
return compbs
else:
_check_components(compdict)
return {convert(k): v for k, v in six.iteritems(compdict)}示例7: test_getcomposite
def test_getcomposite(self):
s = BaseSettings({'TEST_BASE': {1: 1, 2: 2},
'TEST': BaseSettings({1: 10, 3: 30}, 'default'),
'HASNOBASE': BaseSettings({1: 1}, 'default')})
s['TEST'].set(4, 4, priority='project')
# When users specify a _BASE setting they explicitly don't want to use
# Scrapy's defaults, so we don't want to see anything that has a
# 'default' priority from TEST
cs = s._getcomposite('TEST')
self.assertEqual(len(cs), 3)
self.assertEqual(cs[1], 1)
self.assertEqual(cs[2], 2)
self.assertEqual(cs[4], 4)
cs = s._getcomposite('HASNOBASE')
self.assertEqual(len(cs), 1)
self.assertEqual(cs[1], 1)
cs = s._getcomposite('NONEXISTENT')
self.assertIsNone(cs)示例8: test_delete
def test_delete(self):
settings = BaseSettings({'key': None})
settings.set('key_highprio', None, priority=50)
settings.delete('key')
settings.delete('key_highprio')
self.assertNotIn('key', settings)
self.assertIn('key_highprio', settings)
del settings['key_highprio']
self.assertNotIn('key_highprio', settings)示例9: test_duplicate_components_in_basesettings
def test_duplicate_components_in_basesettings(self):
# Higher priority takes precedence
duplicate_bs = BaseSettings({'one': 1, 'two': 2}, priority=0)
duplicate_bs.set('ONE', 4, priority=10)
self.assertEqual(build_component_list(duplicate_bs, convert=lambda x: x.lower()),
['two', 'one'])
duplicate_bs.set('one', duplicate_bs['one'], priority=20)
self.assertEqual(build_component_list(duplicate_bs, convert=lambda x: x.lower()),
['one', 'two'])
# Same priority raises ValueError
duplicate_bs.set('ONE', duplicate_bs['ONE'], priority=20)
self.assertRaises(ValueError,
build_component_list, duplicate_bs, convert=lambda x: x.lower())示例10: setUp
def setUp(self):
self.settings = BaseSettings()示例11: BaseSettingsTest
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.........
示例12: test_getpriority
def test_getpriority(self):
settings = BaseSettings({'key': 'value'}, priority=99)
self.assertEqual(settings.getpriority('key'), 99)
self.assertEqual(settings.getpriority('nonexistentkey'), None)示例13: test_update
def test_update(self):
settings = BaseSettings({'key_lowprio': 0}, priority=0)
settings.set('key_highprio', 10, priority=50)
custom_settings = BaseSettings({'key_lowprio': 1, 'key_highprio': 11}, priority=30)
custom_settings.set('newkey_one', None, priority=50)
custom_dict = {'key_lowprio': 2, 'key_highprio': 12, 'newkey_two': None}
settings.update(custom_dict, priority=20)
self.assertEqual(settings['key_lowprio'], 2)
self.assertEqual(settings.getpriority('key_lowprio'), 20)
self.assertEqual(settings['key_highprio'], 10)
self.assertIn('newkey_two', settings)
self.assertEqual(settings.getpriority('newkey_two'), 20)
settings.update(custom_settings)
self.assertEqual(settings['key_lowprio'], 1)
self.assertEqual(settings.getpriority('key_lowprio'), 30)
self.assertEqual(settings['key_highprio'], 10)
self.assertIn('newkey_one', settings)
self.assertEqual(settings.getpriority('newkey_one'), 50)
settings.update({'key_lowprio': 3}, priority=20)
self.assertEqual(settings['key_lowprio'], 1)