- Removed support for PHP 5.3.
- celery-php now uses a PSR-4 compliant namespace,
Celery
. To migrate to the new version, change code fromnew Celery(…)
tonew \Celery\Celery(…)
. - Now supports php-amqplib/php-amqplib for the amqplib backend as videlalvaro/php-amqplib is abandoned.
- Fix crash with the ampqlib backend when Celery has not yet created the results exchange.
- The
Celery
constructor no longer accepts the argumentpersistent_messages
. It was previously unused. - celery-php now uses Celery task protocol version 2 and requires Celery 4.0+.