text: import os
  from app import create_app, db
  from app.models import User, Follow, Role, Permission, Post, Theme, Article, ArticleColumn
  from flask.ext.script import Manager, Shell
  from flask.ext.migrate import Migrate, MigrateCommand
  
  app = create_app(os.getenv('FLASK_CONFIG') or 'default')
  manager = Manager(app)
  migrate = Migrate(app, db)
  
  
  def make_shell_context():
      return dict(app=app, db=db, User=User, Follow=Follow, Role=Role,
                  Permission=Permission, Post=Post, Theme=Theme, Article=Article, ArticleColumn=ArticleColumn)
  manager.add_command("shell", Shell(make_context=make_shell_context))
  manager.add_command('db', MigrateCommand)
  
  
  @manager.command
  def test():
      """Run the unit tests."""
      import unittest
      tests = unittest.TestLoader().discover('tests')
      unittest.TextTestRunner(verbosity=2).run(tests)
  
  
  @manager.command
  def test_temp():
      """Run the unit tests."""
      import unittest
      tests = unittest.TestLoader().discover('tests/tests_temp')
      unittest.TextTestRunner(verbosity=2).run(tests)
  
  
  @manager.command
  def deploy():
      """Run deployment tasks."""
      from flask.ext.migrate import upgrade
      from app.models import Role, User
  
      # migrate database to latest revision
      upgrade()
  
      # create user roles
      Role.insert_roles()
  
      # create self-follows for all users
      User.add_self_follows()
  
  
  if __name__ == '__main__':
      manager.run()
  