us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! 66 Chapter 2. Contents

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! 66 Chapter 2. Contents

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! 66 Chapter 2. Contents

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to

us that “asserting the world is the responsibility of the task”. What this means is that the world view may have changed since the task was requested, so the task is responsible for making sure the world is a Django view creating an article object in the database, then passing the primary key to a task. It uses the commit_on_success decorator, that will commit the transaction when the view returns, or or roll back if the view raises an exception. There’s a race condition if the task starts executing before the transaction has been committed; The database object doesn’t exist yet! The solution is to