Removes django-picklefield from contrib/requirements/default.txt

celery/worker/state.py

@@ -3,20 +3,40 @@ import shelve
 from celery.utils.compat import defaultdict
 from celery.datastructures import LimitedSet
 
+# Maximum number of revokes to keep in memory.
 REVOKES_MAX = 10000
+
+# How many seconds a revoke will be active before
+# being expired when the max limit has been exceeded.
 REVOKE_EXPIRES = 3600 # One hour.
 
+"""
+.. data:: active_requests
+
+Set of currently active :class:`~celery.worker.job.TaskRequest`'s.
+
+.. data:: total_count
+
+Count of tasks executed by the worker, sorted by type.
+
+.. data:: revoked
+
+The list of currently revoked tasks. (PERSISTENT if statedb set).
+
+"""
 active_requests = set()
 total_count = defaultdict(lambda: 0)
 revoked = LimitedSet(maxlen=REVOKES_MAX, expires=REVOKE_EXPIRES)
 
 
 def task_accepted(request):
+    """Updates global state when a task has been accepted."""
     active_requests.add(request)
     total_count[request.task_name] += 1
 
 
 def task_ready(request):
+    """Updates global state when a task is ready."""
     try:
         active_requests.remove(request)
     except KeyError:

contrib/requirements/default.txt

@@ -3,5 +3,4 @@ python-dateutil
 sqlalchemy
 anyjson
 carrot>=0.10.5
-django-picklefield
 pyparsing