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https://github.com/ets-labs/python-dependency-injector.git
synced 2025-11-01 00:17:55 +03:00
Update asyncio-daemon example and tutorial
This commit is contained in:
Roman Mogylatov
parent
29d0900970
commit
0bd4dc58ed
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@ -135,7 +135,7 @@ Put next lines into the ``Dockerfile`` file:
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.. code-block:: bash
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FROM python:3.9-buster
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FROM python:3.10-buster
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ENV PYTHONUNBUFFERED=1
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@ -204,11 +204,11 @@ Logging and configuration
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In this section we will configure the logging and configuration file parsing.
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Let's start with the the main part of our application - the container. Container will keep all of
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Let's start with the the main part of our application – the container. Container will keep all of
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the application components and their dependencies.
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First two components that we're going to add are the config object and the provider for
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configuring the logging.
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First two components that we're going to add are the configuration provider and the resource provider
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for configuring the logging.
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Put next lines into the ``containers.py`` file:
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@ -224,7 +224,7 @@ Put next lines into the ``containers.py`` file:
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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config = providers.Configuration(yaml_files=["config.yml"])
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logging = providers.Resource(
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logging.basicConfig,
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@ -233,16 +233,7 @@ Put next lines into the ``containers.py`` file:
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format=config.log.format,
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)
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.. note::
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We have used the configuration value before it was defined. That's the principle how the
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``Configuration`` provider works.
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Use first, define later.
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The configuration file will keep the logging settings.
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Put next lines into the ``config.yml`` file:
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The configuration file will keep the logging settings. Put next lines into the ``config.yml`` file:
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.. code-block:: yaml
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@ -250,9 +241,10 @@ Put next lines into the ``config.yml`` file:
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level: "INFO"
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format: "[%(asctime)s] [%(levelname)s] [%(name)s]: %(message)s"
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Now let's create the function that will run our daemon. It's traditionally called
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``main()``. The ``main()`` function will create the container. Then it will use the container
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to parse the ``config.yml`` file and call the logging configuration provider.
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Now let's create the function that will run our daemon. It's traditionally called ``main()``.
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The ``main()`` function will start the dispatcher, but we will keep it empty for now.
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We will create the container instance before calling ``main()`` in ``if __name__ == "__main__"``.
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Container instance will parse ``config.yml`` and then we will call the logging configuration provider.
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Put next lines into the ``__main__.py`` file:
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@ -269,7 +261,6 @@ Put next lines into the ``__main__.py`` file:
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if __name__ == "__main__":
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container = Container()
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container.config.from_yaml("config.yml")
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container.init_resources()
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main()
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@ -419,7 +410,7 @@ Edit ``containers.py``:
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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config = providers.Configuration(yaml_files=["config.yml"])
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logging = providers.Resource(
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logging.basicConfig,
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@ -442,7 +433,7 @@ and call the ``run()`` method. We will use :ref:`wiring` feature.
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Edit ``__main__.py``:
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.. code-block:: python
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:emphasize-lines: 3-5,9-11,18
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:emphasize-lines: 3-5,9-11,17
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"""Main module."""
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@ -459,7 +450,6 @@ Edit ``__main__.py``:
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if __name__ == "__main__":
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container = Container()
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container.config.from_yaml("config.yml")
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container.init_resources()
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container.wire(modules=[__name__])
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@ -559,7 +549,7 @@ Edit ``containers.py``:
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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config = providers.Configuration(yaml_files=["config.yml"])
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logging = providers.Resource(
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logging.basicConfig,
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@ -664,7 +654,7 @@ Edit ``containers.py``:
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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config = providers.Configuration(yaml_files=["config.yml"])
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logging = providers.Resource(
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logging.basicConfig,
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@ -763,7 +753,7 @@ Edit ``containers.py``:
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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config = providers.Configuration(yaml_files=["config.yml"])
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logging = providers.Resource(
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logging.basicConfig,
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@ -888,7 +878,7 @@ Create ``tests.py`` in the ``monitoringdaemon`` package:
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and put next into it:
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.. code-block:: python
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:emphasize-lines: 54,70-71
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:emphasize-lines: 54,70-73
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"""Tests module."""
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@ -909,28 +899,28 @@ and put next into it:
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@pytest.fixture
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def container():
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container = Container()
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container.config.from_dict({
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"log": {
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"level": "INFO",
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"formant": "[%(asctime)s] [%(levelname)s] [%(name)s]: %(message)s",
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},
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"monitors": {
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"example": {
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"method": "GET",
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"url": "http://fake-example.com",
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"timeout": 1,
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"check_every": 1,
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return Container(
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config={
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"log": {
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"level": "INFO",
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"formant": "[%(asctime)s] [%(levelname)s] [%(name)s]: %(message)s",
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},
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"httpbin": {
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"method": "GET",
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"url": "https://fake-httpbin.org/get",
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"timeout": 1,
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"check_every": 1,
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"monitors": {
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"example": {
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"method": "GET",
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"url": "http://fake-example.com",
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"timeout": 1,
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"check_every": 1,
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},
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"httpbin": {
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"method": "GET",
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"url": "https://fake-httpbin.org/get",
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"timeout": 1,
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"check_every": 1,
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},
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},
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},
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})
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return container
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}
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)
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@pytest.mark.asyncio
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@ -959,9 +949,10 @@ and put next into it:
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example_monitor_mock = mock.AsyncMock()
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httpbin_monitor_mock = mock.AsyncMock()
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with container.example_monitor.override(example_monitor_mock), \
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container.httpbin_monitor.override(httpbin_monitor_mock):
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with container.override_providers(
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example_monitor=example_monitor_mock,
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httpbin_monitor=httpbin_monitor_mock,
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):
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dispatcher = container.dispatcher()
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event_loop.create_task(dispatcher.start())
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await asyncio.sleep(0.1)
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@ -980,25 +971,25 @@ You should see:
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.. code-block:: bash
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platform linux -- Python 3.9, pytest-6.0.1, py-1.9.0, pluggy-0.13.1
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platform linux -- Python 3.10.0, pytest-6.2.5, py-1.10.0, pluggy-1.0.0
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rootdir: /code
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plugins: asyncio-0.14.0, cov-2.10.0
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plugins: asyncio-0.16.0, cov-3.0.0
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collected 2 items
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monitoringdaemon/tests.py .. [100%]
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----------- coverage: platform linux, python 3.9 -----------
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---------- coverage: platform linux, python 3.10.0-final-0 -----------
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Name Stmts Miss Cover
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----------------------------------------------------
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monitoringdaemon/__init__.py 0 0 100%
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monitoringdaemon/__main__.py 13 13 0%
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monitoringdaemon/__main__.py 11 11 0%
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monitoringdaemon/containers.py 11 0 100%
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monitoringdaemon/dispatcher.py 44 5 89%
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monitoringdaemon/dispatcher.py 45 5 89%
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monitoringdaemon/http.py 6 3 50%
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monitoringdaemon/monitors.py 23 1 96%
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monitoringdaemon/tests.py 37 0 100%
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monitoringdaemon/tests.py 35 0 100%
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----------------------------------------------------
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TOTAL 134 22 84%
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TOTAL 131 20 85%
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.. note::
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@ -1,4 +1,4 @@
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FROM python:3.9-buster
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FROM python:3.10-buster
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ENV PYTHONUNBUFFERED=1
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@ -65,22 +65,22 @@ The output should be something like:
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.. code-block::
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platform linux -- Python 3.9, pytest-6.0.1, py-1.9.0, pluggy-0.13.1
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platform linux -- Python 3.10.0, pytest-6.2.5, py-1.10.0, pluggy-1.0.0
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rootdir: /code
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plugins: asyncio-0.14.0, cov-2.10.0
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plugins: asyncio-0.16.0, cov-3.0.0
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collected 2 items
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monitoringdaemon/tests.py .. [100%]
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----------- coverage: platform linux, python 3.9 -----------
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---------- coverage: platform linux, python 3.10.0-final-0 -----------
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Name Stmts Miss Cover
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----------------------------------------------------
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monitoringdaemon/__init__.py 0 0 100%
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monitoringdaemon/__main__.py 13 13 0%
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monitoringdaemon/__main__.py 11 11 0%
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monitoringdaemon/containers.py 11 0 100%
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monitoringdaemon/dispatcher.py 44 5 89%
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monitoringdaemon/dispatcher.py 45 5 89%
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monitoringdaemon/http.py 6 3 50%
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monitoringdaemon/monitors.py 23 1 96%
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monitoringdaemon/tests.py 37 0 100%
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monitoringdaemon/tests.py 35 0 100%
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----------------------------------------------------
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TOTAL 134 22 84%
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TOTAL 131 20 85%
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@ -13,7 +13,6 @@ def main(dispatcher: Dispatcher = Provide[Container.dispatcher]) -> None:
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if __name__ == "__main__":
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container = Container()
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container.config.from_yaml("config.yml")
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container.init_resources()
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container.wire(modules=[__name__])
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@ -10,7 +10,7 @@ from . import http, monitors, dispatcher
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class Container(containers.DeclarativeContainer):
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config = providers.Configuration()
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config = providers.Configuration(yaml_files=["config.yml"])
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logging = providers.Resource(
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logging.basicConfig,
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@ -17,28 +17,28 @@ class RequestStub:
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@pytest.fixture
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def container():
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container = Container()
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container.config.from_dict({
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"log": {
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"level": "INFO",
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"formant": "[%(asctime)s] [%(levelname)s] [%(name)s]: %(message)s",
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},
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"monitors": {
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"example": {
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"method": "GET",
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"url": "http://fake-example.com",
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"timeout": 1,
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"check_every": 1,
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return Container(
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config={
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"log": {
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"level": "INFO",
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"formant": "[%(asctime)s] [%(levelname)s] [%(name)s]: %(message)s",
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},
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"httpbin": {
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"method": "GET",
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"url": "https://fake-httpbin.org/get",
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"timeout": 1,
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"check_every": 1,
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"monitors": {
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"example": {
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"method": "GET",
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"url": "http://fake-example.com",
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"timeout": 1,
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"check_every": 1,
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},
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"httpbin": {
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"method": "GET",
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"url": "https://fake-httpbin.org/get",
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"timeout": 1,
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"check_every": 1,
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},
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},
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},
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})
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return container
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}
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)
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@pytest.mark.asyncio
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@ -67,9 +67,10 @@ async def test_dispatcher(container, caplog, event_loop):
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example_monitor_mock = mock.AsyncMock()
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httpbin_monitor_mock = mock.AsyncMock()
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with container.example_monitor.override(example_monitor_mock), \
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container.httpbin_monitor.override(httpbin_monitor_mock):
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with container.override_providers(
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example_monitor=example_monitor_mock,
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httpbin_monitor=httpbin_monitor_mock,
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):
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dispatcher = container.dispatcher()
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event_loop.create_task(dispatcher.start())
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await asyncio.sleep(0.1)
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