Django basics

Django Basics.md

##virtual env

workon hpflask

pip install -r path/to/requirements.txt

##manage.py

###Runserver ./manage.py runserver

###Postgres

Start postgres if its not already running

python manage.py migrate

python manage.py syncdb

Terminal psql

   psql

connect to database

   \c

create database

   create database databasename;

List database entries

   \l

Quit

   \q

Drop(delete a table) Sometimes this needs to be done before you can migrate to another database

   drop table hpflsk_event;

Create postgis extension

   CREATE EXTENSION postgis;

###Run tests ./manage.py test

Run tests from a specified file

./manage.py test hpflsk/tests/test_user.py

or a specified class

hpflsk/tests/test_user.py:TestUser.test_user

###Nose Tests http://ivory.idyll.org/articles/nose-intro.html

###Heroku

• Clone the app from a repo if you are contributing to an existing app

• Create a new app with heroku apps:create example

• Get info on app heroku pg

• toolbelt

  https://toolbelt.herokuapp.com/

• Login

     heroku login
  

• View info

     heroku info --app hpflask3-test
  

• Connect to one dyno

     heroku run bash
  

  Now you can run commands and query the server database

• Create a CLI function

  See https://docs.djangoproject.com/en/dev/howto/custom-management-commands/

• Run the command with

     python manage.py command args
  

##Django Shell

    python manage.py shell

Now you can run commands on your test server.

##Test Server After starting the server got to http://127.0.0.1:8000/ login