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https://github.com/open-mmlab/mmengine.git
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82a313d09b
* rename global accessible and intergration get_sintance and create_instance * move ManagerMixin to utils * fix as docstring and seporate get_instance to get_instance and get_current_instance * fix lint * fix docstring, rename and move test_global_meta * rename LogBuffer to HistoryBuffer, rename MessageHub methods, MessageHub support resume * refine MMLogger timestamp, update unit test * MMLogger add logger_name arguments * Fix docstring * change default logger_name to mmengine * Fix docstring comment and unitt test * fix docstring fix docstring * fix docstring * Fix lint * Fix hook unit test * Fix comments * should not accept other arguments if corresponding instance has been created * fix logging ddp file saving * fix logging ddp file saving * fix docstring * fix unit test * fix docstring as comment
77 lines
2.5 KiB
Python
77 lines
2.5 KiB
Python
# Copyright (c) OpenMMLab. All rights reserved.
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import pytest
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from mmengine.utils import ManagerMeta, ManagerMixin
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class SubClassA(ManagerMixin):
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def __init__(self, name='', *args, **kwargs):
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super().__init__(name, *args, **kwargs)
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class SubClassB(ManagerMixin):
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def __init__(self, name='', *args, **kwargs):
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super().__init__(name, *args, **kwargs)
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class TestGlobalMeta:
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def test_init(self):
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# Subclass's constructor does not contain name arguments will raise an
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# error.
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with pytest.raises(AssertionError):
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class SubClassNoName1(metaclass=ManagerMeta):
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def __init__(self, a, *args, **kwargs):
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pass
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# Valid subclass.
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class GlobalAccessible1(metaclass=ManagerMeta):
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def __init__(self, name):
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self.name = name
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class TestManagerMixin:
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def test_init(self):
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# test create instance by name.
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base_cls = ManagerMixin('name')
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assert base_cls.instance_name == 'name'
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def test_get_instance(self):
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# SubClass should manage their own `_instance_dict`.
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with pytest.raises(RuntimeError):
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SubClassA.get_current_instance()
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SubClassA.get_instance('instance_a')
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SubClassB.get_instance('instance_b')
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assert SubClassB._instance_dict != SubClassA._instance_dict
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# Test `message_hub` can create by name.
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message_hub = SubClassA.get_instance('name1')
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assert message_hub.instance_name == 'name1'
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# No arguments will raise an assertion error.
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SubClassA.get_instance('name2')
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message_hub = SubClassA.get_current_instance()
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message_hub.mark = -1
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assert message_hub.instance_name == 'name2'
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# Test get latest `message_hub` repeatedly.
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message_hub = SubClassA.get_instance('name3')
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assert message_hub.instance_name == 'name3'
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message_hub = SubClassA.get_current_instance()
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assert message_hub.instance_name == 'name3'
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# Test get name2 repeatedly.
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message_hub = SubClassA.get_instance('name2')
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assert message_hub.mark == -1
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# Non-string instance name will raise `AssertionError`.
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with pytest.raises(AssertionError):
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SubClassA.get_instance(name=1)
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# `get_instance` should not accept other arguments if corresponding
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# instance has been created.
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with pytest.raises(AssertionError):
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SubClassA.get_instance('name2', a=1, b=2)
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