本文整理汇总了Python中scrapy.settings.BaseSettings.update方法的典型用法代码示例。如果您正苦于以下问题：Python BaseSettings.update方法的具体用法？Python BaseSettings.update怎么用？Python BaseSettings.update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.update方法的2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
# 需要导入模块: from scrapy.settings import BaseSettings [as 别名]
# 或者: from scrapy.settings.BaseSettings import update [as 别名]
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_update
# 需要导入模块: from scrapy.settings import BaseSettings [as 别名]
# 或者: from scrapy.settings.BaseSettings import update [as 别名]
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)