1 # Licensed to the Apache Software Foundation (ASF) under one or more
2 # contributor license agreements. See the NOTICE file distributed with
3 # this work for additional information regarding copyright ownership.
4 # The ASF licenses this file to You under the Apache License, Version 2.0
5 # (the "License"); you may not use this file except in compliance with
6 # the License. You may obtain a copy of the License at
8 # http://www.apache.org/licenses/LICENSE-2.0
10 # Unless required by applicable law or agreed to in writing, software
11 # distributed under the License is distributed on an "AS IS" BASIS,
12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 # See the License for the specific language governing permissions and
14 # limitations under the License.
20 from blinker import signal
22 # workflow engine task signals:
23 sent_task_signal = signal('sent_task_signal')
24 start_task_signal = signal('start_task_signal')
25 on_success_task_signal = signal('success_task_signal')
26 on_failure_task_signal = signal('failure_task_signal')
28 # workflow engine workflow signals:
29 start_workflow_signal = signal('start_workflow_signal')
30 on_cancelling_workflow_signal = signal('on_cancelling_workflow_signal')
31 on_cancelled_workflow_signal = signal('on_cancelled_workflow_signal')
32 on_success_workflow_signal = signal('on_success_workflow_signal')
33 on_failure_workflow_signal = signal('on_failure_workflow_signal')
34 on_resume_workflow_signal = signal('on_resume_workflow_signal')