cookiecutter-django/docs/developing-locally.rst

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Getting Up and Running Locally
==============================
.. index:: pip, virtualenv, PostgreSQL
Setting Up Development Environment
----------------------------------
Make sure to have the following on your host:
* Python 3.6
* PostgreSQL_.
* Redis_, if using Celery
First things first.
#. Create a virtualenv: ::
$ python3.6 -m venv <virtual env path>
#. Activate the virtualenv you have just created: ::
$ source <virtual env path>/bin/activate
#. Install development requirements: ::
$ pip install -r requirements/local.txt
#. Create a new PostgreSQL database using createdb_: ::
$ createdb <what you've entered as the project_slug at setup stage>
.. note::
if this is the first time a database is created on your machine you might need an
`initial PostgreSQL set up`_ to allow local connections & set a password for
the ``postgres`` user. The `postgres documentation`_ explains the syntax of the config file
that you need to change.
#. Set the environment variables for your database(s): ::
$ export DATABASE_URL=postgres://postgres:<password>@127.0.0.1:5432/<DB name given to createdb>
# Optional: set broker URL if using Celery
$ export CELERY_BROKER_URL=redis://localhost:6379/0
.. note::
Check out the :ref:`settings` page for a comprehensive list of the environments variables.
.. seealso::
To help setting up your environment variables, you have a few options:
* create an ``.env`` file in the root of your project and define all the variables you need in it.
Then you just need to have ``DJANGO_READ_DOT_ENV_FILE=True`` in your machine and all the variables
will be read.
* Use a local environment manager like `direnv`_
#. Apply migrations: ::
$ python manage.py migrate
#. See the application being served through Django development server: ::
$ python manage.py runserver 0.0.0.0:8000
.. _PostgreSQL: https://www.postgresql.org/download/
.. _Redis: https://redis.io/download
.. _createdb: https://www.postgresql.org/docs/current/static/app-createdb.html
.. _initial PostgreSQL set up: http://suite.opengeo.org/docs/latest/dataadmin/pgGettingStarted/firstconnect.html
.. _postgres documentation: https://www.postgresql.org/docs/current/static/auth-pg-hba-conf.html
.. _direnv: https://direnv.net/
Setup Email Backend
-------------------
MailHog
~~~~~~~
.. note:: In order for the project to support MailHog_ it must have been bootstrapped with ``use_mailhog`` set to ``y``.
MailHog is used to receive emails during development, it is written in Go and has no external dependencies.
For instance, one of the packages we depend upon, ``django-allauth`` sends verification emails to new users signing up as well as to the existing ones who have not yet verified themselves.
#. `Download the latest MailHog release`_ for your OS.
#. Rename the build to ``MailHog``.
#. Copy the file to the project root.
#. Make it executable: ::
$ chmod +x MailHog
#. Spin up another terminal window and start it there: ::
./MailHog
#. Check out `<http://127.0.0.1:8025/>`_ to see how it goes.
Now you have your own mail server running locally, ready to receive whatever you send it.
.. _`Download the latest MailHog release`: https://github.com/mailhog/MailHog
Console
~~~~~~~
.. note:: If you have generated your project with ``use_mailhog`` set to ``n`` this will be a default setup.
Alternatively, deliver emails over console via ``EMAIL_BACKEND = 'django.core.mail.backends.console.EmailBackend'``.
In production, we have Mailgun_ configured to have your back!
.. _Mailgun: https://www.mailgun.com/
Sass Compilation & Live Reloading
---------------------------------
If youd like to take advantage of live reloading and Sass compilation you can do so with a little
bit of preparation, see :ref:`sass-compilation-live-reload`.
Summary
-------
Congratulations, you have made it! Keep on reading to unleash full potential of Cookiecutter Django.