本文整理汇总了Python中quodlibet.util.config.Config.register_upgrade_function方法的典型用法代码示例。如果您正苦于以下问题:Python Config.register_upgrade_function方法的具体用法?Python Config.register_upgrade_function怎么用?Python Config.register_upgrade_function使用的例子?那么恭喜您, 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quodlibet.util.config.Config
的用法示例。
在下文中一共展示了Config.register_upgrade_function方法的3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_versioning
# 需要导入模块: from quodlibet.util.config import Config [as 别名]
# 或者: from quodlibet.util.config.Config import register_upgrade_function [as 别名]
def test_versioning(self):
with temp_filename() as filename:
conf = Config(version=41)
conf.add_section("foo")
conf.set("foo", "bar", "quux")
conf.write(filename)
self.assertRaises(Error, conf.get_version)
# old was 41, we have 42, so upgrade
def func(config, old, new):
if old < 42:
config.set("foo", "bar", "nope")
conf = Config(version=42)
conf.register_upgrade_function(func)
conf.read(filename)
self.assertEqual(conf.get_version(), 41)
self.assertEqual(conf.get("foo", "bar"), "nope")
# write doesn't change version
conf.write(filename)
self.assertEqual(conf.get_version(), 41)
# but if we load again, it does
conf.read(filename)
self.assertEqual(conf.get_version(), 42)
示例2: test_upgrade_first_read
# 需要导入模块: from quodlibet.util.config import Config [as 别名]
# 或者: from quodlibet.util.config.Config import register_upgrade_function [as 别名]
def test_upgrade_first_read(self):
# don't run upgrade funcs if there is no config file yet
with temp_filename() as filename:
pass
conf = Config(version=41)
def func(*args):
self.assertTrue(False)
conf.register_upgrade_function(func)
conf.read(filename)
示例3: test_versioning_upgrade_func
# 需要导入模块: from quodlibet.util.config import Config [as 别名]
# 或者: from quodlibet.util.config.Config import register_upgrade_function [as 别名]
def test_versioning_upgrade_func(self):
called = []
with temp_filename() as filename:
conf = Config(version=0)
def func(*args):
called.append(args)
conf.register_upgrade_function(func)
self.assertRaises(Error, conf.get_version)
conf.read(filename)
self.assertEqual(conf.get_version(), -1)
conf.register_upgrade_function(func)
self.assertEqual([(conf, -1, 0), (conf, -1, 0)], called)