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https://github.com/ets-labs/python-dependency-injector.git
synced 2025-10-31 16:07:51 +03:00
62 lines
1.4 KiB
Python
62 lines
1.4 KiB
Python
import asyncio
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from typing_extensions import Annotated
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from dependency_injector import containers, providers
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from dependency_injector.wiring import Closing, Provide, inject
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class TestResource:
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def __init__(self):
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self.init_counter = 0
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self.shutdown_counter = 0
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def reset_counters(self):
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self.init_counter = 0
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self.shutdown_counter = 0
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resource1 = TestResource()
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resource2 = TestResource()
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async def async_resource(resource):
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await asyncio.sleep(0.001)
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resource.init_counter += 1
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yield resource
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await asyncio.sleep(0.001)
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resource.shutdown_counter += 1
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class Container(containers.DeclarativeContainer):
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resource1 = providers.Resource(async_resource, providers.Object(resource1))
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resource2 = providers.Resource(async_resource, providers.Object(resource2))
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@inject
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async def async_injection(
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resource1: object = Provide[Container.resource1],
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resource2: object = Provide[Container.resource2],
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):
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return resource1, resource2
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@inject
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async def async_generator_injection(
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resource1: object = Provide[Container.resource1],
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resource2: object = Closing[Provide[Container.resource2]],
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):
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yield resource1
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yield resource2
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@inject
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async def async_injection_with_closing(
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resource1: object = Closing[Provide[Container.resource1]],
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resource2: object = Closing[Provide[Container.resource2]],
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):
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return resource1, resource2
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