Revert "Merge pull request #15 from django-q2/error-on-timeout"

This reverts commit d97dca5bcb, reversing
changes made to 01cb652071.

django_q/cluster.py

@@ -458,29 +458,6 @@ def monitor(result_queue: Queue, broker: Broker = None):
     logger.info(_("%(name)s stopped monitoring results") % {"name": proc_name})
 
 
-def _check_task_timed_out(key, task: dict):
-    result = None
-    broker = get_broker()
-    cache = broker.cache
-    working_set = cache.get(key) or set()
-    if task["id"] in working_set:
-        # the previous worker has timedout and wasn't given chance to clear
-        raise Exception(f"Task Timed-out: {task}.")
-    else:
-        working_set.add(task['id'])
-        cache.set(key, working_set, timeout=Conf.RETRY * 3)
-    return result
-
-
-def _clear_task_timeout_cache(key, task):
-    broker = get_broker()
-    cache = broker.cache
-    working_set = cache.get(key) or set()
-    if task["id"] in working_set:
-        working_set.remove(task['id'])
-        cache.set(key, working_set, timeout=Conf.RETRY * 3)
-
-
 def worker(
     task_queue: Queue, result_queue: Queue, timer: Value, timeout: int = Conf.TIMEOUT
 ):
@@ -502,8 +479,6 @@ def worker(
     task_count = 0
     if timeout is None:
         timeout = -1
-
-    working_tasks_key = "DJANGO-Q-WORKING-TASKS"
     # Start reading the task queue
     for task in iter(task_queue.get, "STOP"):
         result = None
@@ -543,11 +518,7 @@ def worker(
         pre_execute.send(sender="django_q", func=f, task=task)
         # execute the payload
         timer.value = timer_value  # Busy
-
-
         try:
-            if Conf.FAIL_ON_TIMEOUT:
-                _check_task_timed_out(working_tasks_key, task)
             if f is None:
                 # raise a meaningfull error if task["func"] is not a valid function
                 raise ValueError(f"Function {task['func']} is not defined")
@@ -559,9 +530,6 @@ def worker(
                 error_reporter.report()
             if task.get("sync", False):
                 raise
-        if Conf.FAIL_ON_TIMEOUT:
-            _clear_task_timeout_cache(working_tasks_key, task)
-
         with timer.get_lock():
             # Process result
             task["result"] = result[0]

django_q/conf.py

@@ -133,9 +133,6 @@ class Conf:
     # Number of seconds to wait for a worker to finish.
     TIMEOUT = conf.get("timeout", None)
 
-    # Whether to fail the task when it times-out.
-    FAIL_ON_TIMEOUT = conf.get("fail_on_timeout", False)
-
     # Whether to acknowledge unsuccessful tasks.
     # This causes failed tasks to be considered delivered, thereby removing them from
     # the task queue. Defaults to False.