python-dependency-injector/docs/examples/services_miniapp.rst

Services mini application example
---------------------------------

.. meta::
   :description: "Services miniapp" is an example mini application that 
                 consists from several services that have dependencies on 
                 some standard and 3rd-party libraries for logging, 
                 interaction with database and remote service via API. 
                 "Services miniapp" example demonstrates usage of 
                 Dependency Injector for creating several IoC containers.

"Services miniapp" is an example mini application that consists from several 
services that have dependencies on some standard and 3rd-party libraries for 
logging, interaction with database and remote service calls via API.

"Services miniapp" example demonstrates usage of 
:doc:`Dependency Injector <../index>` for creating several IoC containers.

Instructions for running:

.. code-block:: bash

    python run.py 1 secret photo.jpg

Example application
~~~~~~~~~~~~~~~~~~~

Classes diagram:

.. image:: /images/miniapps/services/classes.png
    :width: 100%
    :align: center


Example application structure:

.. code-block:: bash

    /example
        /__init__.py
        /main.py
        /services.py


Listing of ``example/services.py``:

.. literalinclude:: ../../examples/miniapps/services/example/services.py
   :language: python
   :linenos:

Listing of ``example/main.py``:

.. literalinclude:: ../../examples/miniapps/services/example/main.py
   :language: python
   :linenos:

IoC containers
~~~~~~~~~~~~~~

Listing of ``containers.py``:

.. literalinclude:: ../../examples/miniapps/services/containers.py
   :language: python
   :linenos:

Run application
~~~~~~~~~~~~~~~

Listing of ``run.py``:

.. literalinclude:: ../../examples/miniapps/services/run.py
   :language: python
   :linenos: